OCN:
If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.

🔎 Tip: Click any Company, OCN, Rate Center, or CLLI to explore related telecom data

<
npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
240-221MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-221 is split into 1,000-number blocks - detail below
240-221-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-221-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-221-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228 is split into 1,000-number blocks - detail below
240-228-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS005/30/2002Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS001/10/2003Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-228-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS001/10/2003Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-236MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-236 is split into 1,000-number blocks - detail below
240-236-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-236-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-236-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-236-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-236-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-236-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-236-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS105/17/2002Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-236-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-236-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-264MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-264 is split into 1,000-number blocks - detail below
240-264-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-264-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-264-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-276MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/04/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276 is split into 1,000-number blocks - detail below
240-276-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-276-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/05/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-292MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-292 is split into 1,000-number blocks - detail below
240-292-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-294 is split into 1,000-number blocks - detail below
240-294-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS008/06/2002Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-295 is split into 1,000-number blocks - detail below
240-295-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDDYDS006/16/2008Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDDYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-313MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-313 is split into 1,000-number blocks - detail below
240-313-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-313-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS009/18/2001Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-313-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-313-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS011/09/2001Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-313-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-314MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-314 is split into 1,000-number blocks - detail below
240-314-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-314-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-314-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-314-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-314-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-314-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-314-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-314-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-314-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-315MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-315 is split into 1,000-number blocks - detail below
240-315-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-318MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16CLTNMDCLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 16
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLTNMDCLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-318 is split into 1,000-number blocks - detail below
240-318-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16CLTNMDCLDS0N/APrefix Type: RBOC
Switch Name: WASZ 16
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLTNMDCLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-328MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-328 is split into 1,000-number blocks - detail below
240-328-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-362MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCSTWMDCRDS000/00/0000Prefix Type: RBOC
Switch Name: CRESAPTOWN
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CSTWMDCRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-362 is split into 1,000-number blocks - detail below
240-362-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCSTWMDCRDS0N/APrefix Type: RBOC
Switch Name: CRESAPTOWN
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CSTWMDCRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-373MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13ODTNMDAUDS000/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDAUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-379MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-385MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLEMYVLMDMVRS000/00/0000Prefix Type: RBOC
Switch Name: MYERSVILLE
Switch Type: 5ESS-ORM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MYVLMDMVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-385 is split into 1,000-number blocks - detail below
240-385-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLEMYVLMDMVRS0N/APrefix Type: RBOC
Switch Name: MYERSVILLE
Switch Type: 5ESS-ORM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MYVLMDMVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-386MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-386 is split into 1,000-number blocks - detail below
240-386-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-386-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-386-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-386-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-386-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-404 is split into 1,000-number blocks - detail below
240-404-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS005/29/2002Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-404-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS005/29/2002Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-404-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS005/29/2002Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-404-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS005/29/2002Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-404-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS005/29/2002Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420 is split into 1,000-number blocks - detail below
240-420-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-420-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-439 is split into 1,000-number blocks - detail below
240-439-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS108/15/2008Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-442MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS005/22/2001Prefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-442 is split into 1,000-number blocks - detail below
240-442-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-453MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-453 is split into 1,000-number blocks - detail below
240-453-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-453-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-453-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-453-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-453-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-453-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-453-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-453-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-456MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-456 is split into 1,000-number blocks - detail below
240-456-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-456-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-456-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-456-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-456-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-456-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-456-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-456-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-456-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-469 is split into 1,000-number blocks - detail below
240-469-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS012/09/2009Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497 is split into 1,000-number blocks - detail below
240-497-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-497-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-527MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-527 is split into 1,000-number blocks - detail below
240-527-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-527-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-529MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-529 is split into 1,000-number blocks - detail below
240-529-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-529-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-566MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS106/11/2002Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-566 is split into 1,000-number blocks - detail below
240-566-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS106/12/2002Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-566-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS106/12/2002Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/12/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567 is split into 1,000-number blocks - detail below
240-567-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-567-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-568MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-581 is split into 1,000-number blocks - detail below
240-581-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS006/23/2008Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-581-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS006/23/2008Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-582MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-582 is split into 1,000-number blocks - detail below
240-582-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-582-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-583MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS004/28/2010Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-583 is split into 1,000-number blocks - detail below
240-583-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS004/28/2010Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-583-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS004/28/2010Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-583-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS004/28/2010Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-583-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS004/28/2010Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-586MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS112/22/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-586 is split into 1,000-number blocks - detail below
240-586-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS112/27/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-586-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS112/27/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-592MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/01/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592 is split into 1,000-number blocks - detail below
240-592-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-592-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS007/05/2016Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-624MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-624 is split into 1,000-number blocks - detail below
240-624-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-624-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-624-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-626 is split into 1,000-number blocks - detail below
240-626-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS111/15/2005Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629 is split into 1,000-number blocks - detail below
240-629-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-629-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-631MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-632MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-662MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-683MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-684MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-684 is split into 1,000-number blocks - detail below
240-684-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-684-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-684-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-684-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-684-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-684-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-686MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-686 is split into 1,000-number blocks - detail below
240-686-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-686-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-686-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-686-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-686-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-686-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-694MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-694 is split into 1,000-number blocks - detail below
240-694-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-694-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-694-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-694-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-694-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-695MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-695 is split into 1,000-number blocks - detail below
240-695-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-699MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS105/22/2001Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-699 is split into 1,000-number blocks - detail below
240-699-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS1N/APrefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-699-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS110/10/2008Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-699-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS110/10/2008Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-699-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS110/13/2009Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-699-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS110/13/2009Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-699-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS108/28/2015Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-699-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS108/28/2015Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-699-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS108/28/2015Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-699-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS108/28/2015Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-721MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS003/19/2020Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-721 is split into 1,000-number blocks - detail below
240-721-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS003/20/2020Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-721-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS003/20/2020Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-721-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS003/20/2020Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-721-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS003/20/2020Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-721-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS003/20/2020Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-721-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS003/20/2020Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-725MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS000/00/0000Prefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-725 is split into 1,000-number blocks - detail below
240-725-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-725-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-725-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-773MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-777MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/07/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826 is split into 1,000-number blocks - detail below
240-826-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-826-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS105/10/2007Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-873 is split into 1,000-number blocks - detail below
240-873-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS105/06/2020Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-873-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS105/06/2020Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
240-895MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS000/00/0000Prefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-895 is split into 1,000-number blocks - detail below
240-895-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-895-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-895-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-895-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-895-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-895-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-895-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/27/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964 is split into 1,000-number blocks - detail below
240-964-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-964-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS005/29/2008Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
240-999MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212XXXXXXXXXXNOCLLIKNOWN00/00/0000Prefix Type: RBOC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
301-203MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6FTWSMDCPRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: FTWSMDCPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-204 is split into 1,000-number blocks - detail below
301-204-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS007/09/2003Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-205MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14MAYOMDMYRS100/00/0000Prefix Type: RBOC
Switch Name: WEST RIVER
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MAYOMDMYRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-205 is split into 1,000-number blocks - detail below
301-205-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14MAYOMDMYRS1N/APrefix Type: RBOC
Switch Name: WEST RIVER
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MAYOMDMYRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-206MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-208MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-209MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-210MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212 is split into 1,000-number blocks - detail below
301-212-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-212-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-214MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-215MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-215 is split into 1,000-number blocks - detail below
301-215-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-215-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-215-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-215-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-215-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-215-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-216MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-217MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-218MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14UPMRMDCCDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: UPMRMDCCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-220MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-220 is split into 1,000-number blocks - detail below
301-220-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-220-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-220-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-220-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-220-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-220-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-220-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-220-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-223MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WILLIAMSPTWLPTMDWPRS200/00/0000Prefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-223 is split into 1,000-number blocks - detail below
301-223-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WILLIAMSPTWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-223-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WILLIAMSPTWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-223-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WILLIAMSPTWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-223-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WILLIAMSPTWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-223-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WILLIAMSPTWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-223-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WILLIAMSPTWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-223-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WILLIAMSPTWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-223-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WILLIAMSPTWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-226MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-227MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-228MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-228 is split into 1,000-number blocks - detail below
301-228-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-228-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-228-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-228-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-228-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-228-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-228-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-228-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-229MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-230MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231 is split into 1,000-number blocks - detail below
301-231-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-231-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-234MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-234 is split into 1,000-number blocks - detail below
301-234-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-236MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-238MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-238 is split into 1,000-number blocks - detail below
301-238-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16TMHLMDTHDS011/21/2001Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-238-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16TMHLMDTHDS006/10/2004Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-238-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-238-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-239MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240 is split into 1,000-number blocks - detail below
301-240-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-240-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-241MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HIGHFIELDHGFLMDHFRS000/00/0000Prefix Type: RBOC
Switch Name: HIGHFIELD
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGFLMDHFRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-241 is split into 1,000-number blocks - detail below
301-241-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HIGHFIELDHGFLMDHFRS0N/APrefix Type: RBOC
Switch Name: HIGHFIELD
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGFLMDHFRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-241-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HIGHFIELDHGFLMDHFRS0N/APrefix Type: RBOC
Switch Name: HIGHFIELD
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGFLMDHFRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-241-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HIGHFIELDHGFLMDHFRS0N/APrefix Type: RBOC
Switch Name: HIGHFIELD
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGFLMDHFRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-241-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HIGHFIELDHGFLMDHFRS0N/APrefix Type: RBOC
Switch Name: HIGHFIELD
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGFLMDHFRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/20/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243 is split into 1,000-number blocks - detail below
301-243-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-243-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS007/25/2006Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-245MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BITTINGERBTNRMDBRRS100/00/0000Prefix Type: RBOC
Switch Name: BITTINGER
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BTNRMDBRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-245 is split into 1,000-number blocks - detail below
301-245-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BITTINGERBTNRMDBRRS1N/APrefix Type: RBOC
Switch Name: BITTINGER
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BTNRMDBRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-246MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NANJEMOYNJMYMDNJRS000/00/0000Prefix Type: RBOC
Switch Name: NANJEMOY
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: NJMYMDNJRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-246 is split into 1,000-number blocks - detail below
301-246-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NANJEMOYNJMYMDNJRS0N/APrefix Type: RBOC
Switch Name: NANJEMOY
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: NJMYMDNJRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-246-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NANJEMOYNJMYMDNJRS0N/APrefix Type: RBOC
Switch Name: NANJEMOY
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: NJMYMDNJRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-248MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6ALTWMDATRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-249MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14UPMRMDCCDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: UPMRMDCCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-251MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-253MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP000/00/0000Prefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255 is split into 1,000-number blocks - detail below
301-255-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-255-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-258MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-259MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOMPKINSVLTMVLMDTKRS000/00/0000Prefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMVLMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-259 is split into 1,000-number blocks - detail below
301-259-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMVLMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-259-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMVLMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-259-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMVLMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-259-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMVLMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-259-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMVLMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-259-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOMPKINSVLTMVLMDTKRS0N/APrefix Type: RBOC
Switch Name: TOMPKINSVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMVLMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-260MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP000/00/0000Prefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-260 is split into 1,000-number blocks - detail below
301-260-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP0N/APrefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-260-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP0N/APrefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-260-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP0N/APrefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-260-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP0N/APrefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-260-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP0N/APrefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-260-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP0N/APrefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-260-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP0N/APrefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-261MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14ANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-262MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-263MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-263 is split into 1,000-number blocks - detail below
301-263-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-263-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-263-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-263-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-264MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MT SAVAGEMTSVMDMSRS000/00/0000Prefix Type: RBOC
Switch Name: MOUNT SAVAGE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTSVMDMSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-264 is split into 1,000-number blocks - detail below
301-264-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MT SAVAGEMTSVMDMSRS0N/APrefix Type: RBOC
Switch Name: MOUNT SAVAGE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTSVMDMSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-264-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MT SAVAGEMTSVMDMSRS0N/APrefix Type: RBOC
Switch Name: MOUNT SAVAGE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTSVMDMSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-265MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6ALTWMDATRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-265 is split into 1,000-number blocks - detail below
301-265-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-265-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-265-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-265-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-270MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS000/00/0000Prefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271 is split into 1,000-number blocks - detail below
301-271-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS0N/APrefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS0N/APrefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS0N/APrefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS0N/APrefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS0N/APrefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS0N/APrefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS0N/APrefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS0N/APrefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-271-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212THURMONTTHRMMDTHRS0N/APrefix Type: RBOC
Switch Name: THURMONT
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THRMMDTHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-274MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HUGHESVLHUVLMDHVRS000/00/0000Prefix Type: RBOC
Switch Name: HUGHESVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HUVLMDHVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-274 is split into 1,000-number blocks - detail below
301-274-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HUGHESVLHUVLMDHVRS0N/APrefix Type: RBOC
Switch Name: HUGHESVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HUVLMDHVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-274-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HUGHESVLHUVLMDHVRS0N/APrefix Type: RBOC
Switch Name: HUGHESVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HUVLMDHVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-274-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HUGHESVLHUVLMDHVRS0N/APrefix Type: RBOC
Switch Name: HUGHESVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HUVLMDHVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-274-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HUGHESVLHUVLMDHVRS0N/APrefix Type: RBOC
Switch Name: HUGHESVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HUVLMDHVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-274-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HUGHESVLHUVLMDHVRS0N/APrefix Type: RBOC
Switch Name: HUGHESVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HUVLMDHVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-274-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HUGHESVLHUVLMDHVRS0N/APrefix Type: RBOC
Switch Name: HUGHESVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HUVLMDHVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-274-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HUGHESVLHUVLMDHVRS0N/APrefix Type: RBOC
Switch Name: HUGHESVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HUVLMDHVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-277MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-279MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-280MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-282MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12FALDMDFLRS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: FALDMDFLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-283MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6BRRDMDBRRS000/00/0000Prefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-283 is split into 1,000-number blocks - detail below
301-283-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6BRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-283-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6BRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-283-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6BRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-283-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6BRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-283-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6BRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-283-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6BRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-285MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-286MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-290MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS100/00/0000Prefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-290 is split into 1,000-number blocks - detail below
301-290-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS1N/APrefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-290-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS1N/APrefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-290-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS1N/APrefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-290-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS1N/APrefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-290-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS1N/APrefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-290-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS1N/APrefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-290-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS1N/APrefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-292MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6FTWSMDCPRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: FTWSMDCPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-293MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLEMYVLMDMVRS000/00/0000Prefix Type: RBOC
Switch Name: MYERSVILLE
Switch Type: 5ESS-ORM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MYVLMDMVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-294MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-295MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-297MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-297 is split into 1,000-number blocks - detail below
301-297-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-297-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-297-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-297-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-297-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-297-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-297-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-297-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-298 is split into 1,000-number blocks - detail below
301-298-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS001/28/2013Prefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-299MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-306MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-307MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z13CLMAMDCBRP000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-307 is split into 1,000-number blocks - detail below
301-307-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z13CLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-309MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-309 is split into 1,000-number blocks - detail below
301-309-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-309-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-309-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-309-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-309-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-309-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-309-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-309-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-309-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-310MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL238CLMAMDOBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-310 is split into 1,000-number blocks - detail below
301-310-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL238CLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-313MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-313 is split into 1,000-number blocks - detail below
301-313-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-313-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-313-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-313-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-313-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-313-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-313-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-313-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-315MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-316MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-316 is split into 1,000-number blocks - detail below
301-316-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-316-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-316-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-316-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-316-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-316-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-316-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-316-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-317MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-319MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-320MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-321 is split into 1,000-number blocks - detail below
301-321-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS011/15/2005Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-322MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-324MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5CPHGMDCADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CPHGMDCADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-330MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-333MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5CPHGMDCADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CPHGMDCADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-334MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDOKLDMDOKDS000/00/0000Prefix Type: RBOC
Switch Name: OAKLAND
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OKLDMDOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-336MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5CPHGMDCADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CPHGMDCADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-340MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-341MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-342MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLPNATMDAFDS000/00/0000Prefix Type: RBOC
Switch Name: PATUXENT NAVAL AIR CENTER
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PNATMDAFDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-344MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-345MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-347MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-347 is split into 1,000-number blocks - detail below
301-347-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-347-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-347-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-347-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-347-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-347-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-347-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-349MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212POOLESVLPLVLMDPVRS200/00/0000Prefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-349 is split into 1,000-number blocks - detail below
301-349-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212POOLESVLPLVLMDPVRS2N/APrefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-349-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212POOLESVLPLVLMDPVRS2N/APrefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-349-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212POOLESVLPLVLMDPVRS2N/APrefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-349-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212POOLESVLPLVLMDPVRS2N/APrefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-350MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5CPHGMDCADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CPHGMDCADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-352MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-353MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-355MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS012/08/2005Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-355 is split into 1,000-number blocks - detail below
301-355-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS007/31/2007Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-355-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS007/31/2007Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-355-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS007/31/2007Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-359MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WESTERNPTPDMTWVAARS100/00/0000Prefix Type: RBOC
Switch Name: PIEDMONT
Switch Type: NTDMSRSC
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: PDMTWVAARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-359 is split into 1,000-number blocks - detail below
301-359-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WESTERNPTPDMTWVAARS1N/APrefix Type: RBOC
Switch Name: PIEDMONT
Switch Type: NTDMSRSC
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: PDMTWVAARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-359-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WESTERNPTPDMTWVAARS1N/APrefix Type: RBOC
Switch Name: PIEDMONT
Switch Type: NTDMSRSC
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: PDMTWVAARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-359-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WESTERNPTPDMTWVAARS1N/APrefix Type: RBOC
Switch Name: PIEDMONT
Switch Type: NTDMSRSC
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: PDMTWVAARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-359-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WESTERNPTPDMTWVAARS1N/APrefix Type: RBOC
Switch Name: PIEDMONT
Switch Type: NTDMSRSC
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: PDMTWVAARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-359-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WESTERNPTPDMTWVAARS1N/APrefix Type: RBOC
Switch Name: PIEDMONT
Switch Type: NTDMSRSC
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: PDMTWVAARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360 is split into 1,000-number blocks - detail below
301-360-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-360-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-362MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-365MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-368MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP000/00/0000Prefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-368 is split into 1,000-number blocks - detail below
301-368-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-368-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-368-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-369MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-371MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MIDDLETOWNBRHGMDBHRS100/00/0000Prefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-371 is split into 1,000-number blocks - detail below
301-371-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MIDDLETOWNBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-371-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MIDDLETOWNBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-371-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MIDDLETOWNBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-371-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MIDDLETOWNBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-371-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MIDDLETOWNBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-371-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MIDDLETOWNBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-371-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MIDDLETOWNBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-371-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MIDDLETOWNBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-372MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BRNDMDBERS000/00/0000Prefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-372 is split into 1,000-number blocks - detail below
301-372-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-372-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-372-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-372-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-372-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-372-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-373MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNHLWDMDHWRS000/00/0000Prefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HLWDMDHWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-373 is split into 1,000-number blocks - detail below
301-373-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNHLWDMDHWRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HLWDMDHWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-373-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNHLWDMDHWRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HLWDMDHWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-373-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNHLWDMDHWRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HLWDMDHWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-373-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNHLWDMDHWRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HLWDMDHWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-373-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNHLWDMDHWRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HLWDMDHWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-373-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNHLWDMDHWRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HLWDMDHWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-373-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNHLWDMDHWRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HLWDMDHWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-373-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNHLWDMDHWRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HLWDMDHWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-374MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-374 is split into 1,000-number blocks - detail below
301-374-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-374-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-374-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-374-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-374-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-374-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-375MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADBRRDMDBRRS000/00/0000Prefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-375 is split into 1,000-number blocks - detail below
301-375-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADBRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-375-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADBRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-375-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADBRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-375-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADBRRDMDBRRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRRDMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-376MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-377 is split into 1,000-number blocks - detail below
301-377-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS009/19/2005Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-377-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS001/18/2007Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-380MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-382MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-384MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-386MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS000/00/0000Prefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387 is split into 1,000-number blocks - detail below
301-387-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-387-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDTHVLMDTVRS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: THVLMDTVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-388MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-388 is split into 1,000-number blocks - detail below
301-388-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-388-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-388-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-388-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-388-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-388-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-390MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-391MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP000/00/0000Prefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-391 is split into 1,000-number blocks - detail below
301-391-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-392MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATACHCHMDBE6MD00/00/0000Prefix Type: RBOC
Switch Name: MONTGOMERY
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBE6MD))
🕘 Prefix History
🔎 Explore Carrier Information
301-392 is split into 1,000-number blocks - detail below
301-392-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATACHCHMDBE6MDN/APrefix Type: RBOC
Switch Name: MONTGOMERY
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBE6MD))
🕘 Prefix History
🔎 Explore Carrier Information
301-392-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATACHCHMDBE6MDN/APrefix Type: RBOC
Switch Name: MONTGOMERY
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBE6MD))
🕘 Prefix History
🔎 Explore Carrier Information
301-392-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATACHCHMDBE6MDN/APrefix Type: RBOC
Switch Name: MONTGOMERY
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBE6MD))
🕘 Prefix History
🔎 Explore Carrier Information
301-392-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATACHCHMDBE6MDN/APrefix Type: RBOC
Switch Name: MONTGOMERY
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBE6MD))
🕘 Prefix History
🔎 Explore Carrier Information
301-392-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATACHCHMDBE6MDN/APrefix Type: RBOC
Switch Name: MONTGOMERY
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBE6MD))
🕘 Prefix History
🔎 Explore Carrier Information
301-392-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATACHCHMDBE6MDN/APrefix Type: RBOC
Switch Name: MONTGOMERY
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBE6MD))
🕘 Prefix History
🔎 Explore Carrier Information
301-393MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-393 is split into 1,000-number blocks - detail below
301-393-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-393-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-393-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-393-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-393-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-393-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-393-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-394MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-396MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-396 is split into 1,000-number blocks - detail below
301-396-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-396-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-396-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-396-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-396-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-396-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-396-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-397MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-397 is split into 1,000-number blocks - detail below
301-397-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-397-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-397-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-397-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-397-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-397-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-397-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-398MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS110/09/2003Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-398 is split into 1,000-number blocks - detail below
301-398-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS110/13/2003Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-398-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS110/13/2003Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-398-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS110/13/2003Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-398-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS110/13/2003Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-398-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS110/13/2003Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-398-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS110/13/2003Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-398-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS110/13/2003Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-400MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/29/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400 is split into 1,000-number blocks - detail below
301-400-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-400-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS003/31/2010Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-402MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDRPDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDRPDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-403MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-407MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGPLVLMDPVRS200/00/0000Prefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-407 is split into 1,000-number blocks - detail below
301-407-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGPLVLMDPVRS2N/APrefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-407-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGPLVLMDPVRS204/02/2003Prefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-407-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGPLVLMDPVRS2N/APrefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-408MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-408 is split into 1,000-number blocks - detail below
301-408-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-408-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-408-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-408-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-408-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-408-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-408-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-413MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-414MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP000/00/0000Prefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-414 is split into 1,000-number blocks - detail below
301-414-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-414-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-414-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-414-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-415MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDSS00/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDSS))
🕘 Prefix History
🔎 Explore Carrier Information
301-416MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLESMBGMDSMRS000/00/0000Prefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-416 is split into 1,000-number blocks - detail below
301-416-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLESMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-416-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLESMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-416-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLESMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-416-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLESMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-416-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLESMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-417MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-417 is split into 1,000-number blocks - detail below
301-417-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-417-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-417-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-417-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-417-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-417-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-418MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS011/20/2002Prefix Type: RBOC
Switch Name: FREDERICK 1
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-418 is split into 1,000-number blocks - detail below
301-418-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS007/06/2004Prefix Type: RBOC
Switch Name: FREDERICK 1
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-418-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS011/22/2002Prefix Type: RBOC
Switch Name: FREDERICK 1
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-419MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-420MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-421MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236SLSPMDCVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-422MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDRIDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-423MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-424MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-425MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426 is split into 1,000-number blocks - detail below
301-426-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-426-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS0N/APrefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-427MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-428MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-429MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-430MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14UPMRMDCCDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: UPMRMDCCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-430 is split into 1,000-number blocks - detail below
301-430-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14UPMRMDCCDS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: UPMRMDCCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-430-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14UPMRMDCCDS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: UPMRMDCCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-430-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14UPMRMDCCDS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: UPMRMDCCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-430-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14UPMRMDCCDS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: UPMRMDCCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-430-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14UPMRMDCCDS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: UPMRMDCCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-430-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14UPMRMDCCDS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: UPMRMDCCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-431MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS000/00/0000Prefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432 is split into 1,000-number blocks - detail below
301-432-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS0N/APrefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS0N/APrefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS0N/APrefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS0N/APrefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS0N/APrefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS0N/APrefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS0N/APrefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS0N/APrefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-432-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KEEDYSVLKDVLMDKVRS0N/APrefix Type: RBOC
Switch Name: KEEDYSVILLE
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KDVLMDKVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-433MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5ALTWMDATRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-433 is split into 1,000-number blocks - detail below
301-433-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5ALTWMDATRP0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-434MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-435MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDRPDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDRPDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-436MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438 is split into 1,000-number blocks - detail below
301-438-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-438-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-439MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-441MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-443MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRRS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-444MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-444 is split into 1,000-number blocks - detail below
301-444-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-444-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-444-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-444-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-444-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS112/20/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-444-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS104/20/2004Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-444-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-445MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDRIDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446 is split into 1,000-number blocks - detail below
301-446-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-446-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-447MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EMMITSBURGEMBGMDEMRS000/00/0000Prefix Type: RBOC
Switch Name: EMMITSBURG
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: EMBGMDEMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-447 is split into 1,000-number blocks - detail below
301-447-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EMMITSBURGEMBGMDEMRS0N/APrefix Type: RBOC
Switch Name: EMMITSBURG
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: EMBGMDEMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-447-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EMMITSBURGEMBGMDEMRS0N/APrefix Type: RBOC
Switch Name: EMMITSBURG
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: EMBGMDEMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-447-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EMMITSBURGEMBGMDEMRS0N/APrefix Type: RBOC
Switch Name: EMMITSBURG
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: EMBGMDEMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-447-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EMMITSBURGEMBGMDEMRS0N/APrefix Type: RBOC
Switch Name: EMMITSBURG
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: EMBGMDEMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-447-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EMMITSBURGEMBGMDEMRS0N/APrefix Type: RBOC
Switch Name: EMMITSBURG
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: EMBGMDEMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-447-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EMMITSBURGEMBGMDEMRS0N/APrefix Type: RBOC
Switch Name: EMMITSBURG
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: EMBGMDEMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-447-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EMMITSBURGEMBGMDEMRS011/08/2007Prefix Type: RBOC
Switch Name: EMMITSBURG
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: EMBGMDEMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-449MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5ALTWMDATRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: ALTWMDATRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-451MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDRPDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDRPDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-453MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KITZMILLERKTZMMDKMRS000/00/0000Prefix Type: RBOC
Switch Name: KITZMILLER
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KTZMMDKMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-453 is split into 1,000-number blocks - detail below
301-453-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212KITZMILLERKTZMMDKMRS0N/APrefix Type: RBOC
Switch Name: KITZMILLER
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: KTZMMDKMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454 is split into 1,000-number blocks - detail below
301-454-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-454-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-457MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDSS00/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDSS))
🕘 Prefix History
🔎 Explore Carrier Information
301-459MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-460MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11SLSPMDNBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-463MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LONACONINGLNCNMDLNRS000/00/0000Prefix Type: RBOC
Switch Name: LONACONING
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: LNCNMDLNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-463 is split into 1,000-number blocks - detail below
301-463-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LONACONINGLNCNMDLNRS0N/APrefix Type: RBOC
Switch Name: LONACONING
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: LNCNMDLNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-463-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LONACONINGLNCNMDLNRS0N/APrefix Type: RBOC
Switch Name: LONACONING
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: LNCNMDLNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-463-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LONACONINGLNCNMDLNRS0N/APrefix Type: RBOC
Switch Name: LONACONING
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: LNCNMDLNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-463-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LONACONINGLNCNMDLNRS0N/APrefix Type: RBOC
Switch Name: LONACONING
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: LNCNMDLNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-464MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-468MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-469MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470 is split into 1,000-number blocks - detail below
301-470-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-470-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-472MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS100/00/0000Prefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-473MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKBRHGMDBHRS100/00/0000Prefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-473 is split into 1,000-number blocks - detail below
301-473-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-473-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-473-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-473-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-473-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKBRHGMDBHRS1N/APrefix Type: RBOC
Switch Name: BRADDOCK HEIGHTS
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHGMDBHRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-474MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-475MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNLNTWMDLTRS000/00/0000Prefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNTWMDLTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-476MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236SLSPMDCVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-476 is split into 1,000-number blocks - detail below
301-476-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-476-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-476-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-476-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236SLSPMDCVDS0N/APrefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-478MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FLINTSTONEOLTWMDOTRS000/00/0000Prefix Type: RBOC
Switch Name: OLDTOWN
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OLTWMDOTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-478 is split into 1,000-number blocks - detail below
301-478-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FLINTSTONEOLTWMDOTRS0N/APrefix Type: RBOC
Switch Name: OLDTOWN
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OLTWMDOTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-478-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FLINTSTONEOLTWMDOTRS0N/APrefix Type: RBOC
Switch Name: OLDTOWN
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OLTWMDOTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-478-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FLINTSTONEOLTWMDOTRS0N/APrefix Type: RBOC
Switch Name: OLDTOWN
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OLTWMDOTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-480MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDRPDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDRPDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-482MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP000/00/0000Prefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-482 is split into 1,000-number blocks - detail below
301-482-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-482-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-482-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-482-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-482-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS236DMSCMDDERP0N/APrefix Type: RBOC
Switch Name: DAMASCUS
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: DMSCMDDERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-483MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-486MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-486 is split into 1,000-number blocks - detail below
301-486-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-486-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-486-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-486-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-486-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-486-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-486-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-487MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MYERSVILLEMYVLMDMVRS000/00/0000Prefix Type: RBOC
Switch Name: MYERSVILLE
Switch Type: 5ESS-ORM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MYVLMDMVRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-488MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489 is split into 1,000-number blocks - detail below
301-489-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-489-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-490MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-492MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-493MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-494MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z15PRFRMDPFRS100/00/0000Prefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-494 is split into 1,000-number blocks - detail below
301-494-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z15PRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-495MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-496MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDRPDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDRPDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-497MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-498MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-499MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5CPHGMDCADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CPHGMDCADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-504MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDSS00/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDSS))
🕘 Prefix History
🔎 Explore Carrier Information
301-505MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-507MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-507 is split into 1,000-number blocks - detail below
301-507-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-507-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-513MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-513 is split into 1,000-number blocks - detail below
301-513-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-513-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-513-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-513-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-513-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-513-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-513-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-515MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-516MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-517MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-517 is split into 1,000-number blocks - detail below
301-517-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-517-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-517-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-517-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-517-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-517-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-517-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-519MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-521MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-522MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-527MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-528MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-530MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-533MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDOKLDMDOKDS000/00/0000Prefix Type: RBOC
Switch Name: OAKLAND
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OKLDMDOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-533 is split into 1,000-number blocks - detail below
301-533-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDOKLDMDOKDS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OKLDMDOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-533-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDOKLDMDOKDS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OKLDMDOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-533-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDOKLDMDOKDS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OKLDMDOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-533-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDOKLDMDOKDS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OKLDMDOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-533-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OAKLANDOKLDMDOKDS0N/APrefix Type: RBOC
Switch Name: OAKLAND
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: OKLDMDOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-539 is split into 1,000-number blocks - detail below
301-539-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATALPLTMDLADS004/22/2005Prefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-539-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATALPLTMDLADS011/29/2007Prefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-540MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-544MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-545MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-545 is split into 1,000-number blocks - detail below
301-545-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-545-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-545-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-545-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-545-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-545-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-545-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-545-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-546MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/07/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546 is split into 1,000-number blocks - detail below
301-546-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-546-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS004/08/2014Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-548MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-549MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-549 is split into 1,000-number blocks - detail below
301-549-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-549-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-552MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LNHMMDLNDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-559MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-562MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563 is split into 1,000-number blocks - detail below
301-563-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-563-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-564MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-565MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-566MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-567MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-568MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-570MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP000/00/0000Prefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-571MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-572MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-574MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-574 is split into 1,000-number blocks - detail below
301-574-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-574-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-574-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-574-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-574-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-574-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-574-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-574-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-577MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-578MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-578 is split into 1,000-number blocks - detail below
301-578-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-578-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-578-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-578-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-578-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-579MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBADNMDBNRS000/00/0000Prefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BADNMDBNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-579 is split into 1,000-number blocks - detail below
301-579-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBADNMDBNRS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BADNMDBNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-579-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBADNMDBNRS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BADNMDBNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-579-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBADNMDBNRS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BADNMDBNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-581MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-582MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS200/00/0000Prefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-582 is split into 1,000-number blocks - detail below
301-582-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-582-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-582-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-582-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-582-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-582-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-582-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-582-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-582-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNWLPTMDWPRS2N/APrefix Type: RBOC
Switch Name: WILLIAMSPORT
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLPTMDWPRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-583MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-583 is split into 1,000-number blocks - detail below
301-583-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-583-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-583-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-583-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-583-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-583-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-583-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-583-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-583-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-585MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-586MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-586 is split into 1,000-number blocks - detail below
301-586-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-586-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-586-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-586-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-586-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-586-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-586-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-587MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-588MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-589MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590 is split into 1,000-number blocks - detail below
301-590-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-590-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592 is split into 1,000-number blocks - detail below
301-592-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-592-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-593MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-594MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDRPDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDRPDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-595MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-596MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL238CLMAMDCBRP000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-598MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDNBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-599MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5CLTNMDCLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 16
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLTNMDCLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-600MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/06/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600 is split into 1,000-number blocks - detail below
301-600-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-600-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS107/07/2006Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-601MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-603MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11SLSPMDNBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-603 is split into 1,000-number blocks - detail below
301-603-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-603-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-603-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-603-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-603-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11SLSPMDNBDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-604MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-605MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10PLVLMDPVRS200/00/0000Prefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-605 is split into 1,000-number blocks - detail below
301-605-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10PLVLMDPVRS2N/APrefix Type: RBOC
Switch Name: POOLESVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PLVLMDPVRS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-607MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS300/00/0000Prefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-607 is split into 1,000-number blocks - detail below
301-607-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS3N/APrefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-607-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS3N/APrefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-607-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS3N/APrefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-607-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS3N/APrefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-607-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS3N/APrefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-607-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS3N/APrefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-607-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS3N/APrefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-607-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS3N/APrefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-608MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-609MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFLPLTMDLADS000/00/0000Prefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-609 is split into 1,000-number blocks - detail below
301-609-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFLPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-609-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFLPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-609-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFLPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-609-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFLPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-609-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFLPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-609-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFLPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-609-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFLPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-610MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-610 is split into 1,000-number blocks - detail below
301-610-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-610-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-610-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-610-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-610-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-610-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-610-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-610-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-610-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-614MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-617MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-618MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-618 is split into 1,000-number blocks - detail below
301-618-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-618-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-618-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-618-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-618-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-619MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-620MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-621MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14CLMAMDCBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA 1
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-622MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDCVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-624MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-624 is split into 1,000-number blocks - detail below
301-624-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-624-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-624-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-624-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-624-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-624-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-624-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-625MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDCVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-626MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-627MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-629MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14CLMAMDCBRP000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-629 is split into 1,000-number blocks - detail below
301-629-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14CLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-629-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14CLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-630MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-631MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-631 is split into 1,000-number blocks - detail below
301-631-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-631-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-631-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-631-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-631-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-631-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-631-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-631-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-631-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-632MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-632 is split into 1,000-number blocks - detail below
301-632-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-632-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-632-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-632-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-632-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-632-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-632-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-632-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-636MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-636 is split into 1,000-number blocks - detail below
301-636-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-636-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-636-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-636-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-636-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-638MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-638 is split into 1,000-number blocks - detail below
301-638-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-638-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-638-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-638-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-638-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-638-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-638-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-638-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-640MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-640 is split into 1,000-number blocks - detail below
301-640-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-640-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-640-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-640-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-644MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-644 is split into 1,000-number blocks - detail below
301-644-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-644-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-644-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-644-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-644-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-644-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-644-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-644-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-644-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-645MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-649MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11SLSPMDNWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-650MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-652MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-654MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-656MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-657MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-662MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-663MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-664MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-664 is split into 1,000-number blocks - detail below
301-664-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-664-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-664-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-664-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-664-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-665MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-665 is split into 1,000-number blocks - detail below
301-665-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-665-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-665-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-665-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-665-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-665-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-668MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-669MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-670MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-678MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HANCOCKHNCCMDHNRS000/00/0000Prefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMDHNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-678 is split into 1,000-number blocks - detail below
301-678-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HANCOCKHNCCMDHNRS0N/APrefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMDHNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-678-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HANCOCKHNCCMDHNRS0N/APrefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMDHNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-678-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HANCOCKHNCCMDHNRS0N/APrefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMDHNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-678-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HANCOCKHNCCMDHNRS0N/APrefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMDHNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-680MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDCVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-681MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-682MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-682 is split into 1,000-number blocks - detail below
301-682-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-682-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-682-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-682-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-682-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-682-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-682-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-682-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-686MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-686 is split into 1,000-number blocks - detail below
301-686-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-686-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-686-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS009/20/2005Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-686-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-687MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS000/00/0000Prefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-687 is split into 1,000-number blocks - detail below
301-687-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-687-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-687-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-687-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-687-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-687-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-688MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDDYDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDDYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS000/00/0000Prefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689 is split into 1,000-number blocks - detail below
301-689-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-689-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FROSTBURGFSBGMDFSDS0N/APrefix Type: RBOC
Switch Name: FROSTBURG
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FSBGMDFSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-694MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-695MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-696MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-698MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-699MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-702MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-703 is split into 1,000-number blocks - detail below
301-703-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS110/07/2004Prefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-705MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-705 is split into 1,000-number blocks - detail below
301-705-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-705-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-705-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-705-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-705-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-705-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-705-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-705-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-705-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-713MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDSS00/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDSS))
🕘 Prefix History
🔎 Explore Carrier Information
301-714MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-714 is split into 1,000-number blocks - detail below
301-714-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-714-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-714-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-714-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-714-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-714-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-714-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-714-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-714-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-716MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-718MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-721MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-722MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-723MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-723 is split into 1,000-number blocks - detail below
301-723-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-723-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-723-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-723-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-723-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-723-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-723-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-724MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-725MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-729MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCSTWMDCRDS000/00/0000Prefix Type: RBOC
Switch Name: CRESAPTOWN
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CSTWMDCRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-731MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-733MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-734MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDSS00/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDSS))
🕘 Prefix History
🔎 Explore Carrier Information
301-735MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-736MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-737MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS000/00/0000Prefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-738MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-739MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-740MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS004/22/2004Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-740 is split into 1,000-number blocks - detail below
301-740-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS004/22/2004Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-740-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS004/22/2004Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-740-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS004/22/2004Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-740-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS003/02/2006Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-740-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS003/02/2006Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-740-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS003/02/2006Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-743MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS000/00/0000Prefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-743 is split into 1,000-number blocks - detail below
301-743-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-743-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-743-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-743-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-743-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-743-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-743-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-743-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-744MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS000/00/0000Prefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-744 is split into 1,000-number blocks - detail below
301-744-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-744-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-744-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-744-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-744-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-744-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212INDIANHEADINHDMDINRS0N/APrefix Type: RBOC
Switch Name: INDIAN HEAD
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: INHDMDINRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-745MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-745 is split into 1,000-number blocks - detail below
301-745-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-745-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-745-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-745-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-745-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-745-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-745-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-745-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS0N/APrefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-746MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FRIENDSVLFIVLMDFRRS000/00/0000Prefix Type: RBOC
Switch Name: FRIENDSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FIVLMDFRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-746 is split into 1,000-number blocks - detail below
301-746-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FRIENDSVLFIVLMDFRRS0N/APrefix Type: RBOC
Switch Name: FRIENDSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FIVLMDFRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-746-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FRIENDSVLFIVLMDFRRS0N/APrefix Type: RBOC
Switch Name: FRIENDSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FIVLMDFRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-746-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FRIENDSVLFIVLMDFRRS0N/APrefix Type: RBOC
Switch Name: FRIENDSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FIVLMDFRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-746-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FRIENDSVLFIVLMDFRRS0N/APrefix Type: RBOC
Switch Name: FRIENDSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FIVLMDFRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-746-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FRIENDSVLFIVLMDFRRS0N/APrefix Type: RBOC
Switch Name: FRIENDSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FIVLMDFRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-746-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FRIENDSVLFIVLMDFRRS0N/APrefix Type: RBOC
Switch Name: FRIENDSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FIVLMDFRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-749MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-753MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6LPLTMDLADS000/00/0000Prefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-753 is split into 1,000-number blocks - detail below
301-753-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6LPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-753-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6LPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-753-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6LPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-753-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6LPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-753-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6LPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-753-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6LPLTMDLADS0N/APrefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754 is split into 1,000-number blocks - detail below
301-754-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-754-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-757MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLPNATMDAFDS000/00/0000Prefix Type: RBOC
Switch Name: PATUXENT NAVAL AIR CENTER
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PNATMDAFDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-759MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-760 is split into 1,000-number blocks - detail below
301-760-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS006/10/2004Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-760-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS007/29/2004Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-762MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-763MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-764MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-764 is split into 1,000-number blocks - detail below
301-764-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-764-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-764-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-764-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-764-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765 is split into 1,000-number blocks - detail below
301-765-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-765-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-766MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-767MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-767 is split into 1,000-number blocks - detail below
301-767-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-767-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-767-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-767-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-767-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-767-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-767-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDBDDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-769MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNMLTWMDMLRS000/00/0000Prefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MLTWMDMLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-769 is split into 1,000-number blocks - detail below
301-769-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNMLTWMDMLRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MLTWMDMLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-769-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNMLTWMDMLRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MLTWMDMLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-769-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNMLTWMDMLRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MLTWMDMLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-770MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-771MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-771 is split into 1,000-number blocks - detail below
301-771-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-771-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-771-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-771-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-771-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-771-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-771-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-772MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-773MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-774MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON236OLNYMDOKRP000/00/0000Prefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-776MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777 is split into 1,000-number blocks - detail below
301-777-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS001/17/2011Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-777-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-779MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780 is split into 1,000-number blocks - detail below
301-780-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-780-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-782MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBRNDMDBERS000/00/0000Prefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-782 is split into 1,000-number blocks - detail below
301-782-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-782-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-782-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-782-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-782-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-782-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-782-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-782-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRANDYWINEBRNDMDBERS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BRNDMDBERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-784MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-784 is split into 1,000-number blocks - detail below
301-784-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-784-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-784-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-784-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-784-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-784-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-784-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-784-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CUMBERLANDCMLDMDCMDS0N/APrefix Type: RBOC
Switch Name: CUMBERLAND
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CMLDMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-786MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MCCOOLECSTWMDCRDS000/00/0000Prefix Type: RBOC
Switch Name: CRESAPTOWN
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CSTWMDCRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-786 is split into 1,000-number blocks - detail below
301-786-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MCCOOLECSTWMDCRDS0N/APrefix Type: RBOC
Switch Name: CRESAPTOWN
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CSTWMDCRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-786-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MCCOOLECSTWMDCRDS0N/APrefix Type: RBOC
Switch Name: CRESAPTOWN
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CSTWMDCRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-786-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MCCOOLECSTWMDCRDS0N/APrefix Type: RBOC
Switch Name: CRESAPTOWN
Switch Type: NTDMS100
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CSTWMDCRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-790MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-791MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794 is split into 1,000-number blocks - detail below
301-794-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-794-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-796MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS006/30/2003Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-797MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-798MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS300/00/0000Prefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-798 is split into 1,000-number blocks - detail below
301-798-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS3N/APrefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-803MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-803 is split into 1,000-number blocks - detail below
301-803-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-803-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-805MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-808MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5CPHGMDCADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CPHGMDCADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809 is split into 1,000-number blocks - detail below
301-809-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-809-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-812MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z15NRBHMDNEDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-812 is split into 1,000-number blocks - detail below
301-812-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z15NRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-812-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z15NRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-812-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z15NRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-815MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-816MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-817MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-819MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-821 is split into 1,000-number blocks - detail below
301-821-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LAUREL236LARLMDLRDS009/30/2005Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-824MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITHSBURGSMBGMDSMRS000/00/0000Prefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-824 is split into 1,000-number blocks - detail below
301-824-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITHSBURGSMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-824-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITHSBURGSMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-824-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITHSBURGSMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-824-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITHSBURGSMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-824-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITHSBURGSMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-824-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITHSBURGSMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-824-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITHSBURGSMBGMDSMRS0N/APrefix Type: RBOC
Switch Name: SMITHSBURG
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: SMBGMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-825 is split into 1,000-number blocks - detail below
301-825-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS111/09/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-826MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS000/00/0000Prefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-827MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDRPDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDRPDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-828 is split into 1,000-number blocks - detail below
301-828-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS003/25/2005Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-829MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS100/00/0000Prefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829 is split into 1,000-number blocks - detail below
301-829-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS1N/APrefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS1N/APrefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS1N/APrefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS1N/APrefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS1N/APrefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS1N/APrefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS1N/APrefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS110/03/2001Prefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS1N/APrefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-829-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MOUNT AIRYMTARMDMARS1N/APrefix Type: RBOC
Switch Name: MOUNT AIRY
Switch Type: 5ESS-EXM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: MTARMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-831MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DAMASCS240NWMRMDNERS300/00/0000Prefix Type: RBOC
Switch Name: NEW MARKET
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS3))
🕘 Prefix History
🔎 Explore Carrier Information
301-834MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRUNSWICKBRWKMDBRRS000/00/0000Prefix Type: RBOC
Switch Name: BRUNSWICK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRWKMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-834 is split into 1,000-number blocks - detail below
301-834-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRUNSWICKBRWKMDBRRS0N/APrefix Type: RBOC
Switch Name: BRUNSWICK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRWKMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-834-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRUNSWICKBRWKMDBRRS0N/APrefix Type: RBOC
Switch Name: BRUNSWICK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRWKMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-834-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRUNSWICKBRWKMDBRRS0N/APrefix Type: RBOC
Switch Name: BRUNSWICK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRWKMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-834-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRUNSWICKBRWKMDBRRS0N/APrefix Type: RBOC
Switch Name: BRUNSWICK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRWKMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-834-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRUNSWICKBRWKMDBRRS0N/APrefix Type: RBOC
Switch Name: BRUNSWICK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRWKMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-834-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRUNSWICKBRWKMDBRRS0N/APrefix Type: RBOC
Switch Name: BRUNSWICK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRWKMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-834-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRUNSWICKBRWKMDBRRS0N/APrefix Type: RBOC
Switch Name: BRUNSWICK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BRWKMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-836MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-836 is split into 1,000-number blocks - detail below
301-836-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS0N/APrefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-838MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-838 is split into 1,000-number blocks - detail below
301-838-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-838-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-838-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-838-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-838-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-838-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-838-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-838-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-838-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDRVDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-839MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-840MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-842MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CLEAR SPGCLSPMDCSRS000/00/0000Prefix Type: RBOC
Switch Name: CLEAR SPRING
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CLSPMDCSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-842 is split into 1,000-number blocks - detail below
301-842-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CLEAR SPGCLSPMDCSRS0N/APrefix Type: RBOC
Switch Name: CLEAR SPRING
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CLSPMDCSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-842-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CLEAR SPGCLSPMDCSRS0N/APrefix Type: RBOC
Switch Name: CLEAR SPRING
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CLSPMDCSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-842-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CLEAR SPGCLSPMDCSRS0N/APrefix Type: RBOC
Switch Name: CLEAR SPRING
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CLSPMDCSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-842-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CLEAR SPGCLSPMDCSRS0N/APrefix Type: RBOC
Switch Name: CLEAR SPRING
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: CLSPMDCSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-843MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6WDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-845MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALKERSVLWLVLMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-845 is split into 1,000-number blocks - detail below
301-845-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALKERSVLWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-845-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALKERSVLWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-845-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALKERSVLWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-845-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALKERSVLWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-845-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALKERSVLWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-845-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALKERSVLWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-845-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALKERSVLWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-845-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALKERSVLWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-846MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS100/00/0000Prefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-846 is split into 1,000-number blocks - detail below
301-846-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-846-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-846-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-846-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-846-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-846-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-846-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-846-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-846-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKFRDRMDFRDS1N/APrefix Type: RBOC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: FRDRMDFRDS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-847MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-847 is split into 1,000-number blocks - detail below
301-847-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-847-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-847-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-847-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-847-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-847-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-847-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-847-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-847-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-851MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-851 is split into 1,000-number blocks - detail below
301-851-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-851-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-851-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-851-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-852MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-852 is split into 1,000-number blocks - detail below
301-852-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-853MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-854MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS100/00/0000Prefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-854 is split into 1,000-number blocks - detail below
301-854-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-854-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-854-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-854-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-854-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-854-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-854-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-854-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-854-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ASHTON238GLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-855MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z15NRBHMDNEDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-856MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16CLTNMDCLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 16
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLTNMDCLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-858MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14STMRMDSMRS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-860MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-860 is split into 1,000-number blocks - detail below
301-860-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-860-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-860-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-860-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-860-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-860-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z14BOWIMDBODS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BOWIMDBODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS000/00/0000Prefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862 is split into 1,000-number blocks - detail below
301-862-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-862-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-863MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS000/00/0000Prefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-864MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-865MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NEW MARKETNWMRMDNERS000/00/0000Prefix Type: RBOC
Switch Name: N/A
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: NWMRMDNERS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-866MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS000/00/0000Prefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-866 is split into 1,000-number blocks - detail below
301-866-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-866-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-866-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-866-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-866-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-866-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-866-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-866-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-868MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16CLTNMDCLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 16
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLTNMDCLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-869MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-870MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6WDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-871MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11SLSPMDNBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-872MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGERIDGMDRIRS000/00/0000Prefix Type: RBOC
Switch Name: RIDGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RIDGMDRIRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-872 is split into 1,000-number blocks - detail below
301-872-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGERIDGMDRIRS0N/APrefix Type: RBOC
Switch Name: RIDGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RIDGMDRIRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-872-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGERIDGMDRIRS0N/APrefix Type: RBOC
Switch Name: RIDGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RIDGMDRIRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-872-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGERIDGMDRIRS0N/APrefix Type: RBOC
Switch Name: RIDGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RIDGMDRIRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-872-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGERIDGMDRIRS0N/APrefix Type: RBOC
Switch Name: RIDGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RIDGMDRIRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-872-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGERIDGMDRIRS0N/APrefix Type: RBOC
Switch Name: RIDGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RIDGMDRIRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-872-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGERIDGMDRIRS0N/APrefix Type: RBOC
Switch Name: RIDGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RIDGMDRIRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-874MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BUCKEYSTNBCTWMDBTRS000/00/0000Prefix Type: RBOC
Switch Name: BUCKEYSTOWN
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: BCTWMDBTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-877MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16CLTNMDCLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 16
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLTNMDCLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-879MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12SLSPMDCVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDCVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-880 is split into 1,000-number blocks - detail below
301-880-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLLXPKMDLXDS007/25/2005Prefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LXPKMDLXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-881MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883 is split into 1,000-number blocks - detail below
301-883-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-883-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-884MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MECHANCSVLMCHVMDMCRS100/00/0000Prefix Type: RBOC
Switch Name: MECHANICSVILLE
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MCHVMDMCRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-885MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-885 is split into 1,000-number blocks - detail below
301-885-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-885-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-885-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-885-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFWDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-887MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-887 is split into 1,000-number blocks - detail below
301-887-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-887-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-887-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-887-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-887-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-887-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-888MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BADNMDBNRS000/00/0000Prefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BADNMDBNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-888 is split into 1,000-number blocks - detail below
301-888-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BADNMDBNRS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BADNMDBNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-888-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BADNMDBNRS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BADNMDBNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-888-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN16BADNMDBNRS0N/APrefix Type: RBOC
Switch Name: BRANDYWINE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BADNMDBNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-889MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14GLVLMDGLRS100/00/0000Prefix Type: RBOC
Switch Name: WEST RIVER
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLVLMDGLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-889 is split into 1,000-number blocks - detail below
301-889-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14GLVLMDGLRS1N/APrefix Type: RBOC
Switch Name: WEST RIVER
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLVLMDGLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
301-890MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891 is split into 1,000-number blocks - detail below
301-891-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-891-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3HYVLMDCMDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-892MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYPS003/11/2005Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-892 is split into 1,000-number blocks - detail below
301-892-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYPS003/15/2005Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-893MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6WDRFMDWDDS000/00/0000Prefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-893 is split into 1,000-number blocks - detail below
301-893-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6WDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-893-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6WDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-893-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6WDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-893-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6WDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-893-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6WDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-893-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6WDRFMDWDDS0N/APrefix Type: RBOC
Switch Name: WALDORF
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WDRFMDWDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-894MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-895MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GRANTSVLGTVLMDGRRS000/00/0000Prefix Type: RBOC
Switch Name: GRANTSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: GTVLMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-895 is split into 1,000-number blocks - detail below
301-895-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GRANTSVLGTVLMDGRRS0N/APrefix Type: RBOC
Switch Name: GRANTSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: GTVLMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-895-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GRANTSVLGTVLMDGRRS0N/APrefix Type: RBOC
Switch Name: GRANTSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: GTVLMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-895-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GRANTSVLGTVLMDGRRS0N/APrefix Type: RBOC
Switch Name: GRANTSVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: GTVLMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-896MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-897MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2BTHSMDWWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDWWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-898MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKWLVLMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-898 is split into 1,000-number blocks - detail below
301-898-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-898-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-898-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-898-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-898-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-898-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-898-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-898-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FREDERICKWLVLMDWLDS0N/APrefix Type: RBOC
Switch Name: WALKERSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: WLVLMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-899MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5TMHLMDTHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: TMHLMDTHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-901MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-901 is split into 1,000-number blocks - detail below
301-901-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-901-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-901-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-901-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-901-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-902MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-902 is split into 1,000-number blocks - detail below
301-902-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-902-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-902-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-902-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-902-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-903MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-905MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-905 is split into 1,000-number blocks - detail below
301-905-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-905-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-905-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDNWRP0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDNWRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907 is split into 1,000-number blocks - detail below
301-907-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-907-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-912MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14ODTNMDPORS200/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-912 is split into 1,000-number blocks - detail below
301-912-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14ODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-912-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14ODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-912-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14ODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-912-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14ODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-912-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14ODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-912-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14ODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-912-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14ODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
301-913MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-913 is split into 1,000-number blocks - detail below
301-913-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-913-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-913-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-913-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-916MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918 is split into 1,000-number blocks - detail below
301-918-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-918-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4LNHMMDLNDS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: Siemens EWSD Switching System
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNHMMDLNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-921MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-921 is split into 1,000-number blocks - detail below
301-921-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-921-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-921-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-921-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-921-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-921-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-921-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-921-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-924MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12OLNYMDOKRP000/00/0000Prefix Type: RBOC
Switch Name: ASHTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OLNYMDOKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-925MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LDVRMDLODS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-926MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-927MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-929MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-930MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN3SLSPMDSSDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: SLSPMDSSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931 is split into 1,000-number blocks - detail below
301-931-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-931-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS0N/APrefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-932MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WALDORFLPLTMDLADS000/00/0000Prefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-933MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-934MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LA PLATALPLTMDLADS000/00/0000Prefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LPLTMDLADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-935MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13HYVLMDRIDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-935 is split into 1,000-number blocks - detail below
301-935-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-935-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-935-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-935-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13HYVLMDRIDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDRIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-937MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13BTVLMDBVDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTVLMDBVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-939MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-939 is split into 1,000-number blocks - detail below
301-939-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-939-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-939-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-939-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-939-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-939-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-939-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-940MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5CHCHMDBERP000/00/0000Prefix Type: RBOC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBERP0))
🕘 Prefix History
🔎 Explore Carrier Information
301-941MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-941 is split into 1,000-number blocks - detail below
301-941-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-941-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-941-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-941-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-941-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS0N/APrefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-942MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-946MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-947MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-948MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-949MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-951MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-952MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z15MRBOMDMBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-953MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-953 is split into 1,000-number blocks - detail below
301-953-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-953-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-953-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-953-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-953-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-953-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-953-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-954MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-956MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS005/22/2002Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-956 is split into 1,000-number blocks - detail below
301-956-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-961MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962 is split into 1,000-number blocks - detail below
301-962-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-962-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11WHTNMDWTDS0N/APrefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: WHTNMDWTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-963MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-965 is split into 1,000-number blocks - detail below
301-965-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS003/28/2007Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-966 is split into 1,000-number blocks - detail below
301-966-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12FALDMDFLRS011/13/2012Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: FALDMDFLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-966-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12FALDMDFLRS011/13/2012Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: FALDMDFLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-966-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12FALDMDFLRS011/13/2012Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: FALDMDFLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-966-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12FALDMDFLRS011/13/2012Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: FALDMDFLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-967MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN5STLDMDSLDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 5
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: STLDMDSLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-970MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14PARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-970 is split into 1,000-number blocks - detail below
301-970-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14PARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-970-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG238Z14PARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-971 is split into 1,000-number blocks - detail below
301-971-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS001/28/2013Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-971-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN6OXHLMDOHDS001/28/2013Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: OXHLMDOHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-972MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGMTWMDGNDS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: WECO 5ESS Host (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GMTWMDGNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975 is split into 1,000-number blocks - detail below
301-975-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-975-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-977MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-978MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-978 is split into 1,000-number blocks - detail below
301-978-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-978-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-978-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-978-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-978-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10GTBGMDGBPS0N/APrefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-982MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-983MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN10BTHSMDBDDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: BTHSMDBDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-984MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS000/00/0000Prefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985 is split into 1,000-number blocks - detail below
301-985-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-985-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN4HYVLMDHYDS0N/APrefix Type: RBOC
Switch Name: HYATTSVILLE
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: HYVLMDHYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-986MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSHNGTNZN2CHCHMDBEDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 2
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-987MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-989MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN12FALDMDFLRS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 12
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: FALDMDFLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-990MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GAITHERSBGGTBGMDGBPS000/00/0000Prefix Type: RBOC
Switch Name: GAITHERSBURG
Switch Type: N/A
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: GTBGMDGBPS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-993MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNG236Z13CLPKMDBWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 13
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: CLPKMDBWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-994MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLVYLEMDVLRS000/00/0000Prefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: VYLEMDVLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-994 is split into 1,000-number blocks - detail below
301-994-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLVYLEMDVLRS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: VYLEMDVLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-994-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLVYLEMDVLRS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: VYLEMDVLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-994-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLVYLEMDVLRS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: VYLEMDVLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-994-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLVYLEMDVLRS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: VYLEMDVLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-994-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLVYLEMDVLRS0N/APrefix Type: RBOC
Switch Name: LEXINGTON PARK
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: VYLEMDVLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-995MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LXTNPKGRMLPNATMDAFDS000/00/0000Prefix Type: RBOC
Switch Name: PATUXENT NAVAL AIR CENTER
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: PNATMDAFDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-997MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNLNTWMDLTRS000/00/0000Prefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNTWMDLTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-997 is split into 1,000-number blocks - detail below
301-997-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNLNTWMDLTRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNTWMDLTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-997-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212LEONARDTNLNTWMDLTRS0N/APrefix Type: RBOC
Switch Name: LEONARDTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LNTWMDLTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-998MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WSNGTNZN11RKVLMDMRDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 11
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: RKVLMDMRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
301-999MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAGERSTOWNHGTWMDHGDS000/00/0000Prefix Type: RBOC
Switch Name: HAGERSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Hagerstown MD (240)
Tandem: N/A
🔧 Explore Switch(CLLI: HGTWMDHGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-201MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-203MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYELCYMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELLICOTT CITY
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ELCYMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-204MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-204 is split into 1,000-number blocks - detail below
410-204-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-204-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-208MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINOCPNMDCRRS100/00/0000Prefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCPNMDCRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-208 is split into 1,000-number blocks - detail below
410-208-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCPNMDCRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-208-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCPNMDCRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-208-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCPNMDCRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-208-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCPNMDCRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-208-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCPNMDCRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-208-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCPNMDCRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-208-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCPNMDCRRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-209MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-209 is split into 1,000-number blocks - detail below
410-209-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-209-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-209-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-209-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-209-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-209-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-209-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-213MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYWOCYMDBARS000/00/0000Prefix Type: RBOC
Switch Name: OCEAN CITY
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WOCYMDBARS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-213 is split into 1,000-number blocks - detail below
410-213-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYWOCYMDBARS0N/APrefix Type: RBOC
Switch Name: OCEAN CITY
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WOCYMDBARS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-213-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYWOCYMDBARS0N/APrefix Type: RBOC
Switch Name: OCEAN CITY
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WOCYMDBARS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-213-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYWOCYMDBARS0N/APrefix Type: RBOC
Switch Name: OCEAN CITY
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WOCYMDBARS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-213-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYWOCYMDBARS0N/APrefix Type: RBOC
Switch Name: OCEAN CITY
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WOCYMDBARS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-213-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYWOCYMDBARS0N/APrefix Type: RBOC
Switch Name: OCEAN CITY
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WOCYMDBARS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-213-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYWOCYMDBARS0N/APrefix Type: RBOC
Switch Name: OCEAN CITY
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WOCYMDBARS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-216MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-216 is split into 1,000-number blocks - detail below
410-216-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-216-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-216-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-216-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-217MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-219MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-221MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CAMBRIDGECMBRMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: CAMBRIDGE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CMBRMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-222MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-223MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-224MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-225MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDMDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-226MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OXFORDOXFRMDOXRS000/00/0000Prefix Type: RBOC
Switch Name: OXFORD
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OXFRMDOXRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-226 is split into 1,000-number blocks - detail below
410-226-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OXFORDOXFRMDOXRS0N/APrefix Type: RBOC
Switch Name: OXFORD
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OXFRMDOXRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-226-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OXFORDOXFRMDOXRS0N/APrefix Type: RBOC
Switch Name: OXFORD
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OXFRMDOXRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-228MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CAMBRIDGECMBRMDCMDS000/00/0000Prefix Type: RBOC
Switch Name: CAMBRIDGE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CMBRMDCMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-229MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-230MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-233MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDEDRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDEDRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-234MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-235MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-237MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-237 is split into 1,000-number blocks - detail below
410-237-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-237-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-237-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-238MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS000/00/0000Prefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-238 is split into 1,000-number blocks - detail below
410-238-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-238-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-238-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-238-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-238-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-238-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-238-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-238-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-238-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-239MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212REISTERSTNHMPSMDHERS100/00/0000Prefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-242MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-243MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-244MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-247MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-248MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPRHLMDPHDS000/00/0000Prefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRHLMDPHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-248 is split into 1,000-number blocks - detail below
410-248-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRHLMDPHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-248-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRHLMDPHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-248-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRHLMDPHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-248-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRHLMDPHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-248-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRHLMDPHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-248-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPRHLMDPHDS0N/APrefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRHLMDPHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249 is split into 1,000-number blocks - detail below
410-249-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-249-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-250MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDMBRS100/00/0000Prefix Type: RBOC
Switch Name: MONTEGO BAY
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDMBRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-252MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-254MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-255MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARGRGBSNISARMGMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARMIGER-GIBSON ISLAND
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARMGMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-256MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPRHLMDPHDS000/00/0000Prefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRHLMDPHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-257MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-260MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-260 is split into 1,000-number blocks - detail below
410-260-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-260-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-260-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-260-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-260-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-260-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-260-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-260-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-261MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-261 is split into 1,000-number blocks - detail below
410-261-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-261-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-261-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-261-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-261-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-261-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-263MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-264MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-264 is split into 1,000-number blocks - detail below
410-264-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-264-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-264-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-264-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-264-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-264-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-264-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-265MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-266MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-267MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-267 is split into 1,000-number blocks - detail below
410-267-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-267-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-267-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-267-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-267-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-267-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-267-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-267-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-268MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-269MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-269 is split into 1,000-number blocks - detail below
410-269-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-269-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-269-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-269-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-269-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-269-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-269-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-269-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-272MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273 is split into 1,000-number blocks - detail below
410-273-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS002/12/2016Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-273-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-275MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CECILTONCCTNMDCLRS000/00/0000Prefix Type: RBOC
Switch Name: CECILTON
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CCTNMDCLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-275 is split into 1,000-number blocks - detail below
410-275-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CECILTONCCTNMDCLRS0N/APrefix Type: RBOC
Switch Name: CECILTON
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CCTNMDCLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-275-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CECILTONCCTNMDCLRS0N/APrefix Type: RBOC
Switch Name: CECILTON
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CCTNMDCLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-275-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CECILTONCCTNMDCLRS0N/APrefix Type: RBOC
Switch Name: CECILTON
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CCTNMDCLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-275-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CECILTONCCTNMDCLRS0N/APrefix Type: RBOC
Switch Name: CECILTON
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CCTNMDCLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-276MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277 is split into 1,000-number blocks - detail below
410-277-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-277-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-278MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280 is split into 1,000-number blocks - detail below
410-280-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-280-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS0N/APrefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-281MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-282MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DUNDALKDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-284MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DUNDALKDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-285MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DUNDALKDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-286MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-286 is split into 1,000-number blocks - detail below
410-286-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-286-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-286-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-286-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-286-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-286-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-286-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-286-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTHBEACHNRBHMDNEDS0N/APrefix Type: RBOC
Switch Name: NORTH BEACH
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRBHMDNEDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-287MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NORTH EASTNRTEMDNERS000/00/0000Prefix Type: RBOC
Switch Name: NORTH EAST
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRTEMDNERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-288MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DUNDALKDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-289MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDOCRS000/00/0000Prefix Type: RBOC
Switch Name: OCEAN CITY
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDOCRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-290MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDOBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-291MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-291 is split into 1,000-number blocks - detail below
410-291-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-291-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-291-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-291-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-295MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISANNPMDANDS000/00/0000Prefix Type: RBOC
Switch Name: ANNAPOLIS
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ANNPMDANDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-296MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-297MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-297 is split into 1,000-number blocks - detail below
410-297-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-297-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-297-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-297-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-297-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-297-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-297-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-298MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-305MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDONDS000/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-305 is split into 1,000-number blocks - detail below
410-305-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-305-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-305-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-305-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-305-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDONDS0N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-306MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-306 is split into 1,000-number blocks - detail below
410-306-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-306-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-306-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-306-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-306-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-306-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ABERDEENABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-307MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-307 is split into 1,000-number blocks - detail below
410-307-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-307-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-307-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-308MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-309MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDOBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-312MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDSRRS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDSRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-313MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYELCYMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELLICOTT CITY
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ELCYMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-315MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-315 is split into 1,000-number blocks - detail below
410-315-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-315-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-315-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-315-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-315-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-316MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS000/00/0000Prefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-316 is split into 1,000-number blocks - detail below
410-316-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-316-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-316-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-316-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-316-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-318MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-318 is split into 1,000-number blocks - detail below
410-318-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-318-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-318-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-318-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-318-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-318-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-318-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-318-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-318-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-319MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-319 is split into 1,000-number blocks - detail below
410-319-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-319-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-319-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-319-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-319-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-319-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-319-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-321MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-323MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-324MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-324 is split into 1,000-number blocks - detail below
410-324-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-324-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-324-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-324-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325 is split into 1,000-number blocks - detail below
410-325-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-325-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-326MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SOLOMONSSLMNMDSLRS100/00/0000Prefix Type: RBOC
Switch Name: SOLOMONS
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLMNMDSLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-327MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-328MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-329MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS000/00/0000Prefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-329 is split into 1,000-number blocks - detail below
410-329-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-329-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-329-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-329-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-329-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-329-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-329-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-332MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-333MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-334MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-334 is split into 1,000-number blocks - detail below
410-334-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-334-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-334-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-334-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-334-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-335MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHASECHASMDCHRP000/00/0000Prefix Type: RBOC
Switch Name: CHASE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CHASMDCHRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-337MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338 is split into 1,000-number blocks - detail below
410-338-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-338-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-339MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-339 is split into 1,000-number blocks - detail below
410-339-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-339-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-339-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-339-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-339-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-341MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-342MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-343MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCPKTNMDPKRS000/00/0000Prefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-343 is split into 1,000-number blocks - detail below
410-343-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-343-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-343-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-343-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-344MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHASECHASMDCHRP000/00/0000Prefix Type: RBOC
Switch Name: CHASE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CHASMDCHRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-344 is split into 1,000-number blocks - detail below
410-344-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHASECHASMDCHRP0N/APrefix Type: RBOC
Switch Name: CHASE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CHASMDCHRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-344-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHASECHASMDCHRP0N/APrefix Type: RBOC
Switch Name: CHASE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CHASMDCHRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-344-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHASECHASMDCHRP0N/APrefix Type: RBOC
Switch Name: CHASE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CHASMDCHRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-345MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS000/00/0000Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-345 is split into 1,000-number blocks - detail below
410-345-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-345-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-345-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-345-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-345-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-345-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-345-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-345-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-346MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SILVER RUNSLRNMDSLRS000/00/0000Prefix Type: RBOC
Switch Name: SILVER RUN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLRNMDSLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-346 is split into 1,000-number blocks - detail below
410-346-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SILVER RUNSLRNMDSLRS0N/APrefix Type: RBOC
Switch Name: SILVER RUN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLRNMDSLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-346-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SILVER RUNSLRNMDSLRS0N/APrefix Type: RBOC
Switch Name: SILVER RUN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLRNMDSLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-346-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SILVER RUNSLRNMDSLRS006/27/2006Prefix Type: RBOC
Switch Name: SILVER RUN
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLRNMDSLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-347MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-348MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STILL PONDSTPNMDSPRS000/00/0000Prefix Type: RBOC
Switch Name: STILL POND
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STPNMDSPRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-348 is split into 1,000-number blocks - detail below
410-348-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STILL PONDSTPNMDSPRS0N/APrefix Type: RBOC
Switch Name: STILL POND
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STPNMDSPRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-348-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STILL PONDSTPNMDSPRS0N/APrefix Type: RBOC
Switch Name: STILL POND
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STPNMDSPRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-348-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STILL PONDSTPNMDSPRS0N/APrefix Type: RBOC
Switch Name: STILL POND
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STPNMDSPRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-349MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-349 is split into 1,000-number blocks - detail below
410-349-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-349-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-349-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-349-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-349-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-349-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-349-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-350MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBRKLMDBKRP000/00/0000Prefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-350 is split into 1,000-number blocks - detail below
410-350-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBRKLMDBKRP0N/APrefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-350-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBRKLMDBKRP0N/APrefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-350-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBRKLMDBKRP0N/APrefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-350-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBRKLMDBKRP0N/APrefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-350-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBRKLMDBKRP0N/APrefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-352MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BISHOPVLBSHPMDBPRS000/00/0000Prefix Type: RBOC
Switch Name: BISHOPVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: BSHPMDBPRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-352 is split into 1,000-number blocks - detail below
410-352-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BISHOPVLBSHPMDBPRS0N/APrefix Type: RBOC
Switch Name: BISHOPVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: BSHPMDBPRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-352-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BISHOPVLBSHPMDBPRS0N/APrefix Type: RBOC
Switch Name: BISHOPVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: BSHPMDBPRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-352-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BISHOPVLBSHPMDBPRS0N/APrefix Type: RBOC
Switch Name: BISHOPVILLE
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: BSHPMDBPRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-354MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBRKLMDBKRP000/00/0000Prefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-355MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBRKLMDBKRP000/00/0000Prefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-356MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS000/00/0000Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-357MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKTONPKTNMDPKRS000/00/0000Prefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-357 is split into 1,000-number blocks - detail below
410-357-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKTONPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-357-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKTONPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-357-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKTONPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-357-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKTONPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-357-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKTONPKTNMDPKRS0N/APrefix Type: RBOC
Switch Name: PARKTON
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKTNMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-358MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-359MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-360MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARGRGBSNISARMGMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARMIGER-GIBSON ISLAND
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARMGMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-361MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-361 is split into 1,000-number blocks - detail below
410-361-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-361-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-361-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-361-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-361-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-361-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-361-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-361-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-362MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDEDRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDEDRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-363MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS000/00/0000Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-364MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HILLSBOROHLBOMDTKRS000/00/0000Prefix Type: RBOC
Switch Name: TUCKAHOE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: HLBOMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-364 is split into 1,000-number blocks - detail below
410-364-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HILLSBOROHLBOMDTKRS0N/APrefix Type: RBOC
Switch Name: TUCKAHOE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: HLBOMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-364-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HILLSBOROHLBOMDTKRS0N/APrefix Type: RBOC
Switch Name: TUCKAHOE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: HLBOMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-366MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-367MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368 is split into 1,000-number blocks - detail below
410-368-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-368-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-372MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONBLTMMDYKRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-372 is split into 1,000-number blocks - detail below
410-372-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-372-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-372-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-372-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-372-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-374MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS100/00/0000Prefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-374 is split into 1,000-number blocks - detail below
410-374-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS1N/APrefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-374-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS1N/APrefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-374-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS1N/APrefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-374-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS1N/APrefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-374-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS1N/APrefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-374-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS1N/APrefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-374-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS1N/APrefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-374-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS1N/APrefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-374-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212HAMPSTEADHMPSMDHERS1N/APrefix Type: RBOC
Switch Name: HAMPSTEAD
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: HMPSMDHERS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-376MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212VIENNAVINNMDVNRS000/00/0000Prefix Type: RBOC
Switch Name: VIENNA
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: VINNMDVNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-376 is split into 1,000-number blocks - detail below
410-376-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212VIENNAVINNMDVNRS0N/APrefix Type: RBOC
Switch Name: VIENNA
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: VINNMDVNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-376-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212VIENNAVINNMDVNRS0N/APrefix Type: RBOC
Switch Name: VIENNA
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: VINNMDVNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-376-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212VIENNAVINNMDVNRS0N/APrefix Type: RBOC
Switch Name: VIENNA
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: VINNMDVNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-377MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONBLTMMDYKRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS000/00/0000Prefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378 is split into 1,000-number blocks - detail below
410-378-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-378-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PT DEPOSITBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-379MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKRIDGEEKRGMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELKRIDGE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKRGMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-381MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDOBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-383MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDMDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-384MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-384 is split into 1,000-number blocks - detail below
410-384-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-384-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-384-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-384-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-384-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-384-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-385MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-386MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WESTMINSTRWMNSMDWMDS000/00/0000Prefix Type: RBOC
Switch Name: WESTMINSTER
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WMNSMDWMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-388MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARROWSPTNRPNMDNPRP000/00/0000Prefix Type: RBOC
Switch Name: SPARROWS POINT
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRPNMDNPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-391MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS000/00/0000Prefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-392MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS000/00/0000Prefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-393MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-394MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SOLOMONSSLMNMDSLRS100/00/0000Prefix Type: RBOC
Switch Name: SOLOMONS
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLMNMDSLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-394 is split into 1,000-number blocks - detail below
410-394-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SOLOMONSSLMNMDSLRS1N/APrefix Type: RBOC
Switch Name: SOLOMONS
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLMNMDSLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-394-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SOLOMONSSLMNMDSLRS1N/APrefix Type: RBOC
Switch Name: SOLOMONS
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLMNMDSLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-394-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SOLOMONSSLMNMDSLRS1N/APrefix Type: RBOC
Switch Name: SOLOMONS
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLMNMDSLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-394-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SOLOMONSSLMNMDSLRS1N/APrefix Type: RBOC
Switch Name: SOLOMONS
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLMNMDSLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-394-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SOLOMONSSLMNMDSLRS1N/APrefix Type: RBOC
Switch Name: SOLOMONS
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SLMNMDSLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-395MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-395 is split into 1,000-number blocks - detail below
410-395-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-395-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-395-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-395-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-395-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-395-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-395-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-395-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-395-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-396MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-397MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WINGATEWNGTMDWGRS000/00/0000Prefix Type: RBOC
Switch Name: WINGATE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WNGTMDWGRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-397 is split into 1,000-number blocks - detail below
410-397-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WINGATEWNGTMDWGRS0N/APrefix Type: RBOC
Switch Name: WINGATE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WNGTMDWGRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-397-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WINGATEWNGTMDWGRS0N/APrefix Type: RBOC
Switch Name: WINGATE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WNGTMDWGRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-397-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WINGATEWNGTMDWGRS0N/APrefix Type: RBOC
Switch Name: WINGATE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: WNGTMDWGRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-398MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS000/00/0000Prefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-399MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRDRTNMDDRRS000/00/0000Prefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-399 is split into 1,000-number blocks - detail below
410-399-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-399-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-399-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-399-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-399-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-399-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-405MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS100/00/0000Prefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-405 is split into 1,000-number blocks - detail below
410-405-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-405-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-405-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-405-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-405-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-405-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-405-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-407MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKRIDGEEKRGMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELKRIDGE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKRGMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-414MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS100/00/0000Prefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-414 is split into 1,000-number blocks - detail below
410-414-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-414-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-414-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-414-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-414-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-414-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-414-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-414-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-414-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS1N/APrefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-415MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-415 is split into 1,000-number blocks - detail below
410-415-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-415-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-415-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-415-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-415-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-415-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-417MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS008/16/2007Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-417 is split into 1,000-number blocks - detail below
410-417-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS008/22/2007Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-417-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS008/22/2007Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-417-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS008/22/2007Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-417-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS008/22/2007Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-417-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS008/22/2007Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-418MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYELCYMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELLICOTT CITY
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ELCYMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-420MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS000/00/0000Prefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-420 is split into 1,000-number blocks - detail below
410-420-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-420-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-420-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-420-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-420-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-420-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-420-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-420-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-421MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-421 is split into 1,000-number blocks - detail below
410-421-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-421-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-421-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-424MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-424 is split into 1,000-number blocks - detail below
410-424-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-424-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-424-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-424-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-425MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITH ISSMISMDSIRS000/00/0000Prefix Type: RBOC
Switch Name: SMITH ISLAND
Switch Type: Northern Telecom Remote Link Connect
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SMISMDSIRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-425 is split into 1,000-number blocks - detail below
410-425-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SMITH ISSMISMDSIRS0N/APrefix Type: RBOC
Switch Name: SMITH ISLAND
Switch Type: Northern Telecom Remote Link Connect
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SMISMDSIRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-426MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-429MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WORTHINGTNRSTWMDRSRP000/00/0000Prefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-429 is split into 1,000-number blocks - detail below
410-429-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WORTHINGTNRSTWMDRSRP0N/APrefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-429-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WORTHINGTNRSTWMDRSRP0N/APrefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-431MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-431 is split into 1,000-number blocks - detail below
410-431-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-431-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-431-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-431-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-431-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-432MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-432 is split into 1,000-number blocks - detail below
410-432-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-432-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-432-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-432-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-432-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-432-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-433MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-435MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS000/00/0000Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436 is split into 1,000-number blocks - detail below
410-436-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS002/11/2005Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-436-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS002/11/2005Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-437MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARGRGBSNISARMGMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARMIGER-GIBSON ISLAND
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARMGMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-438MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SUDLERSVLSDVLMDSDRS000/00/0000Prefix Type: RBOC
Switch Name: SUDLERSVILLE
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SDVLMDSDRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-438 is split into 1,000-number blocks - detail below
410-438-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SUDLERSVLSDVLMDSDRS0N/APrefix Type: RBOC
Switch Name: SUDLERSVILLE
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SDVLMDSDRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-438-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SUDLERSVLSDVLMDSDRS0N/APrefix Type: RBOC
Switch Name: SUDLERSVILLE
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SDVLMDSDRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-439MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARGRGBSNISARMGMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARMIGER-GIBSON ISLAND
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARMGMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-442MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS100/00/0000Prefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-442 is split into 1,000-number blocks - detail below
410-442-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-442-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-442-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-442-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-442-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-442-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-442-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-442-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-442-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-444MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDHMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448 is split into 1,000-number blocks - detail below
410-448-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-448-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-450MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-450 is split into 1,000-number blocks - detail below
410-450-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-450-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-450-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-450-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-450-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-450-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-450-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-450-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-451MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CROFTONCOTNMDCRDS000/00/0000Prefix Type: RBOC
Switch Name: CROFTON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: COTNMDCRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-452MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CARDIFFCRDFMDCDRS000/00/0000Prefix Type: RBOC
Switch Name: CARDIFF
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CRDFMDCDRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-452 is split into 1,000-number blocks - detail below
410-452-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CARDIFFCRDFMDCDRS0N/APrefix Type: RBOC
Switch Name: CARDIFF
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CRDFMDCDRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-452-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CARDIFFCRDFMDCDRS0N/APrefix Type: RBOC
Switch Name: CARDIFF
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CRDFMDCDRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-452-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CARDIFFCRDFMDCDRS0N/APrefix Type: RBOC
Switch Name: CARDIFF
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CRDFMDCDRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-452-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CARDIFFCRDFMDCDRS0N/APrefix Type: RBOC
Switch Name: CARDIFF
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CRDFMDCDRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-453MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-453 is split into 1,000-number blocks - detail below
410-453-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-453-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-453-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-453-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-453-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-455MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CTVLMDCTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-457MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DARLINGTONDRTNMDDRRS000/00/0000Prefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-457 is split into 1,000-number blocks - detail below
410-457-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DARLINGTONDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-457-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DARLINGTONDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-457-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DARLINGTONDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-457-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DARLINGTONDRTNMDDRRS0N/APrefix Type: RBOC
Switch Name: DARLINGTON
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRTNMDDRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-461MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYELCYMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELLICOTT CITY
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ELCYMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-462MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDMDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-464MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-464 is split into 1,000-number blocks - detail below
410-464-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-464-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-464-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-464-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-464-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-464-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-464-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-464-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-465MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYELCYMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELLICOTT CITY
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ELCYMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-466MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-467MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-468MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-469MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-469 is split into 1,000-number blocks - detail below
410-469-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-469-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-469-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-470MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS306/28/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470 is split into 1,000-number blocks - detail below
410-470-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-470-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-471MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKRIDGEEKRGMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELKRIDGE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKRGMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-472MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCMANRMDMNRS000/00/0000Prefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-472 is split into 1,000-number blocks - detail below
410-472-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-472-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-472-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-472-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-472-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-472-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-472-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-472-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARKSGLNCMANRMDMNRS0N/APrefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-476MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TRAPPETRPPMDTRRS000/00/0000Prefix Type: RBOC
Switch Name: TRAPPE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: TRPPMDTRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-476 is split into 1,000-number blocks - detail below
410-476-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TRAPPETRPPMDTRRS0N/APrefix Type: RBOC
Switch Name: TRAPPE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: TRPPMDTRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-476-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TRAPPETRPPMDTRRS0N/APrefix Type: RBOC
Switch Name: TRAPPE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: TRPPMDTRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-476-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TRAPPETRPPMDTRRS0N/APrefix Type: RBOC
Switch Name: TRAPPE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: TRPPMDTRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-476-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TRAPPETRPPMDTRRS0N/APrefix Type: RBOC
Switch Name: TRAPPE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: TRPPMDTRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-477MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SPARROWSPTNRPNMDNPRP000/00/0000Prefix Type: RBOC
Switch Name: SPARROWS POINT
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NRPNMDNPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-479MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DENTONDNTNMDDTRS000/00/0000Prefix Type: RBOC
Switch Name: DENTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: DNTNMDDTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-479 is split into 1,000-number blocks - detail below
410-479-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DENTONDNTNMDDTRS0N/APrefix Type: RBOC
Switch Name: DENTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: DNTNMDDTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-479-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DENTONDNTNMDDTRS0N/APrefix Type: RBOC
Switch Name: DENTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: DNTNMDDTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-479-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DENTONDNTNMDDTRS0N/APrefix Type: RBOC
Switch Name: DENTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: DNTNMDDTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-479-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DENTONDNTNMDDTRS0N/APrefix Type: RBOC
Switch Name: DENTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: DNTNMDDTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-479-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DENTONDNTNMDDTRS0N/APrefix Type: RBOC
Switch Name: DENTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: DNTNMDDTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-479-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DENTONDNTNMDDTRS0N/APrefix Type: RBOC
Switch Name: DENTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: DNTNMDDTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-479-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DENTONDNTNMDDTRS0N/APrefix Type: RBOC
Switch Name: DENTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: DNTNMDDTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-479-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212DENTONDNTNMDDTRS0N/APrefix Type: RBOC
Switch Name: DENTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: DNTNMDDTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-480MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYELCYMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELLICOTT CITY
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ELCYMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-481MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-482MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GREENSBOROGNBOMDGRRS000/00/0000Prefix Type: RBOC
Switch Name: GREENSBORO
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: GNBOMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-482 is split into 1,000-number blocks - detail below
410-482-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GREENSBOROGNBOMDGRRS0N/APrefix Type: RBOC
Switch Name: GREENSBORO
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: GNBOMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-482-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GREENSBOROGNBOMDGRRS0N/APrefix Type: RBOC
Switch Name: GREENSBORO
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: GNBOMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-482-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GREENSBOROGNBOMDGRRS0N/APrefix Type: RBOC
Switch Name: GREENSBORO
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: GNBOMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-482-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GREENSBOROGNBOMDGRRS0N/APrefix Type: RBOC
Switch Name: GREENSBORO
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: GNBOMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-482-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GREENSBOROGNBOMDGRRS0N/APrefix Type: RBOC
Switch Name: GREENSBORO
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: GNBOMDGRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483 is split into 1,000-number blocks - detail below
410-483-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-483-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-484MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-485MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-486MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-488MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-489MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENWOODGLWDMDGDRS100/00/0000Prefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-489 is split into 1,000-number blocks - detail below
410-489-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENWOODGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-489-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENWOODGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-489-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENWOODGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-489-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENWOODGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-489-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENWOODGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-489-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENWOODGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-489-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENWOODGLWDMDGDRS1N/APrefix Type: RBOC
Switch Name: GLENWOOD
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLWDMDGDRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-494MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-495MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKMUTLMDMTRS000/00/0000Prefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MUTLMDMTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-496MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RANDALLSTNRNTWMDRARP000/00/0000Prefix Type: RBOC
Switch Name: RANDALLSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RNTWMDRARP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-502MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-503MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKRIDGEEKRGMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELKRIDGE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKRGMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-504MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS000/00/0000Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-504 is split into 1,000-number blocks - detail below
410-504-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS0N/APrefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-505MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-505 is split into 1,000-number blocks - detail below
410-505-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS001/09/2003Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-505-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS000/00/0000Prefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506 is split into 1,000-number blocks - detail below
410-506-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS011/15/2002Prefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS011/15/2002Prefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-506-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS011/15/2002Prefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-508MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-508 is split into 1,000-number blocks - detail below
410-508-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-508-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-508-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-512MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-512 is split into 1,000-number blocks - detail below
410-512-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-512-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-512-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-512-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-512-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-512-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-512-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-514MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-514 is split into 1,000-number blocks - detail below
410-514-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-514-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-515MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKWNRNMDWNRS100/00/0000Prefix Type: RBOC
Switch Name: FORK
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WNRNMDWNRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-516MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516 is split into 1,000-number blocks - detail below
410-516-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-516-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS002/13/2002Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-517MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212REISTERSTNRSTWMDRSRP000/00/0000Prefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-517 is split into 1,000-number blocks - detail below
410-517-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212REISTERSTNRSTWMDRSRP0N/APrefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-517-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212REISTERSTNRSTWMDRSRP0N/APrefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-517-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212REISTERSTNRSTWMDRSRP0N/APrefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-517-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212REISTERSTNRSTWMDRSRP0N/APrefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-517-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212REISTERSTNRSTWMDRSRP0N/APrefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-517-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212REISTERSTNRSTWMDRSRP0N/APrefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-518MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-518 is split into 1,000-number blocks - detail below
410-518-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-518-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-518-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-518-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-518-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-518-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-519MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNODTNMDONDS000/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-520MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-520 is split into 1,000-number blocks - detail below
410-520-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS0N/APrefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-520-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS0N/APrefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-520-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS0N/APrefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-520-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS0N/APrefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-520-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS0N/APrefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-520-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS0N/APrefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-520-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS0N/APrefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-521MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RANDALLSTNRNTWMDRARP000/00/0000Prefix Type: RBOC
Switch Name: RANDALLSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RNTWMDRARP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522 is split into 1,000-number blocks - detail below
410-522-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-522-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-523MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDMDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-524MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-525MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-525 is split into 1,000-number blocks - detail below
410-525-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-525-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-525-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-525-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-525-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-526MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212REISTERSTNRSTWMDRSRP000/00/0000Prefix Type: RBOC
Switch Name: REISTERSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RSTWMDRSRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-527MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-528MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-528 is split into 1,000-number blocks - detail below
410-528-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-528-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-528-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-528-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-528-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-528-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-528-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-528-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-528-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-529MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPRHLMDPHDS000/00/0000Prefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRHLMDPHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-531MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLVLMDCERP000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLVLMDCERP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-532MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534 is split into 1,000-number blocks - detail below
410-534-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-534-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-535MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKPRFRMDPFRS100/00/0000Prefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PRFRMDPFRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-536MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-536 is split into 1,000-number blocks - detail below
410-536-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-536-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-536-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-536-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-536-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-536-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-537MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-537 is split into 1,000-number blocks - detail below
410-537-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-537-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-537-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-537-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-537-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-537-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-537-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-537-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-538MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKEDWDMDEGDS000/00/0000Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-538 is split into 1,000-number blocks - detail below
410-538-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-538-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-538-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-538-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-538-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-538-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-539MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-540MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKRIDGEEKRGMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELKRIDGE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKRGMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-541MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-541 is split into 1,000-number blocks - detail below
410-541-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-541-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-542MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-543MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-544MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-545MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-546MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-547MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-548MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-549MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS000/00/0000Prefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-550MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDKMRS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDKMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-551MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNODTNMDONDS000/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-552MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS000/00/0000Prefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-552 is split into 1,000-number blocks - detail below
410-552-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS0N/APrefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-552-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS0N/APrefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-552-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS0N/APrefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-552-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS0N/APrefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-552-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS0N/APrefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-552-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS0N/APrefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-552-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS0N/APrefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-552-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SYKESVILLESYVLMDSKDS0N/APrefix Type: RBOC
Switch Name: SYKESVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SYVLMDSKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-553MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-553 is split into 1,000-number blocks - detail below
410-553-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-553-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-553-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-553-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-553-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-553-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-554MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-556MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHHILLCHRTMDCHDS000/00/0000Prefix Type: RBOC
Switch Name: CHESTERTOWN
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CHRTMDCHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-556 is split into 1,000-number blocks - detail below
410-556-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHHILLCHRTMDCHDS0N/APrefix Type: RBOC
Switch Name: CHESTERTOWN
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CHRTMDCHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-556-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHHILLCHRTMDCHDS0N/APrefix Type: RBOC
Switch Name: CHESTERTOWN
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CHRTMDCHDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-557MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKJRVLMDJERS000/00/0000Prefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-557 is split into 1,000-number blocks - detail below
410-557-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-557-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-557-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-557-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-557-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-557-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-558MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-558 is split into 1,000-number blocks - detail below
410-558-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-558-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-558-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-558-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-558-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-558-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-558-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-558-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560 is split into 1,000-number blocks - detail below
410-560-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-560-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561 is split into 1,000-number blocks - detail below
410-561-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-561-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-563MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-566MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDEDRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDEDRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-569MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODWNRNMDWNRS100/00/0000Prefix Type: RBOC
Switch Name: FORK
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WNRNMDWNRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-571MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-571 is split into 1,000-number blocks - detail below
410-571-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-571-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-571-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-571-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-571-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-571-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-571-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-572MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-572 is split into 1,000-number blocks - detail below
410-572-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-572-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-572-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-572-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-572-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-572-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-572-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS1N/APrefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-573MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PARLMDPADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-574MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS000/00/0000Prefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-575MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKABRDMDABDS000/00/0000Prefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-575 is split into 1,000-number blocks - detail below
410-575-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-575-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-575-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-575-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-575-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKABRDMDABDS0N/APrefix Type: RBOC
Switch Name: ABERDEEN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ABRDMDABDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-576MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-577MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/10/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577 is split into 1,000-number blocks - detail below
410-577-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-577-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS005/12/2005Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-578MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-579MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKRIDGEEKRGMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELKRIDGE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKRGMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-580MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-581MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS000/00/0000Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-582MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-582 is split into 1,000-number blocks - detail below
410-582-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-582-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-582-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-582-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583 is split into 1,000-number blocks - detail below
410-583-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-583-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-584MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-584 is split into 1,000-number blocks - detail below
410-584-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-584-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-584-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-584-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-584-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-584-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-584-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-584-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-585MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-585 is split into 1,000-number blocks - detail below
410-585-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-585-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-585-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-585-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-586MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEFRCKMUTLMDMTRS000/00/0000Prefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MUTLMDMTRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-588MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS000/00/0000Prefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-588 is split into 1,000-number blocks - detail below
410-588-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-588-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-588-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-588-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-588-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-588-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-588-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS0N/APrefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-590MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-592MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS100/00/0000Prefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-592 is split into 1,000-number blocks - detail below
410-592-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-592-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-592-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-592-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-592-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-592-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-592-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-592-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-593MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS100/00/0000Prefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-593 is split into 1,000-number blocks - detail below
410-593-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-593-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-593-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKFORKMDFKRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FORKMDFKRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-594MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-595 is split into 1,000-number blocks - detail below
410-595-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP006/10/2004Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-597MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WOODLAWNWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WDLWMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601 is split into 1,000-number blocks - detail below
410-601-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-601-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-602MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-604MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STEVENSVLSTVLMDSTRS100/00/0000Prefix Type: RBOC
Switch Name: STEVENSVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STVLMDSTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-604 is split into 1,000-number blocks - detail below
410-604-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STEVENSVLSTVLMDSTRS1N/APrefix Type: RBOC
Switch Name: STEVENSVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STVLMDSTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-604-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STEVENSVLSTVLMDSTRS1N/APrefix Type: RBOC
Switch Name: STEVENSVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STVLMDSTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-604-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STEVENSVLSTVLMDSTRS1N/APrefix Type: RBOC
Switch Name: STEVENSVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STVLMDSTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-604-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STEVENSVLSTVLMDSTRS1N/APrefix Type: RBOC
Switch Name: STEVENSVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STVLMDSTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-604-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STEVENSVLSTVLMDSTRS1N/APrefix Type: RBOC
Switch Name: STEVENSVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STVLMDSTRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-605MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-606MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-609MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRYNPKLNCMBRKLMDBKRP000/00/0000Prefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-609 is split into 1,000-number blocks - detail below
410-609-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRYNPKLNCMBRKLMDBKRP0N/APrefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-609-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRYNPKLNCMBRKLMDBKRP0N/APrefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-609-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRYNPKLNCMBRKLMDBKRP0N/APrefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS000/00/0000Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612 is split into 1,000-number blocks - detail below
410-612-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-612-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-613MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH1DD))
🕘 Prefix History
🔎 Explore Carrier Information
410-614MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-617MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-617 is split into 1,000-number blocks - detail below
410-617-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-617-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-617-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-617-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-617-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-617-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-617-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDYKRP0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDYKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS000/00/0000Prefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620 is split into 1,000-number blocks - detail below
410-620-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-620-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKTONEKTNMDEKDS0N/APrefix Type: RBOC
Switch Name: ELKTON
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKTNMDEKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-621MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEANNEPRANMDPARS100/00/0000Prefix Type: RBOC
Switch Name: PRINCESS ANNE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PRANMDPARS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-621 is split into 1,000-number blocks - detail below
410-621-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEANNEPRANMDPARS1N/APrefix Type: RBOC
Switch Name: PRINCESS ANNE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PRANMDPARS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-621-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEANNEPRANMDPARS104/30/2002Prefix Type: RBOC
Switch Name: PRINCESS ANNE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PRANMDPARS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-621-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEANNEPRANMDPARS104/30/2002Prefix Type: RBOC
Switch Name: PRINCESS ANNE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PRANMDPARS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-621-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEANNEPRANMDPARS104/30/2002Prefix Type: RBOC
Switch Name: PRINCESS ANNE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PRANMDPARS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-623MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MARIONMARNMDMARS100/00/0000Prefix Type: RBOC
Switch Name: MARION
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: MARNMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-623 is split into 1,000-number blocks - detail below
410-623-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MARIONMARNMDMARS1N/APrefix Type: RBOC
Switch Name: MARION
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: MARNMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-623-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212MARIONMARNMDMARS1N/APrefix Type: RBOC
Switch Name: MARION
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: MARNMDMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-624MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDEDCG000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDEDCG0))
🕘 Prefix History
🔎 Explore Carrier Information
410-624 is split into 1,000-number blocks - detail below
410-624-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDEDCG0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDEDCG0))
🕘 Prefix History
🔎 Explore Carrier Information
410-624-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDEDCG0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDEDCG0))
🕘 Prefix History
🔎 Explore Carrier Information
410-624-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDEDCG0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDEDCG0))
🕘 Prefix History
🔎 Explore Carrier Information
410-624-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDEDCG0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDEDCG0))
🕘 Prefix History
🔎 Explore Carrier Information
410-625MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-626MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-626 is split into 1,000-number blocks - detail below
410-626-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-626-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-626-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-626-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-626-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-626-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-626-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-626-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-626-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS1N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-628MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-628 is split into 1,000-number blocks - detail below
410-628-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-628-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-628-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-628-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-628-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-628-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-628-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-628-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-628-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-629MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINBRLNMDBLRS100/00/0000Prefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: BRLNMDBLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-629 is split into 1,000-number blocks - detail below
410-629-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINBRLNMDBLRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: BRLNMDBLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-629-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINBRLNMDBLRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: BRLNMDBLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-629-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINBRLNMDBLRS108/27/2004Prefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: BRLNMDBLRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-631MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-631 is split into 1,000-number blocks - detail below
410-631-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-631-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-631-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-631-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-631-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-631-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-631-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-631-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-631-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-632MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SNOW HILLSNHLMDSHRS000/00/0000Prefix Type: RBOC
Switch Name: SNOW HILL
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SNHLMDSHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-632 is split into 1,000-number blocks - detail below
410-632-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SNOW HILLSNHLMDSHRS0N/APrefix Type: RBOC
Switch Name: SNOW HILL
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SNHLMDSHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-632-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SNOW HILLSNHLMDSHRS0N/APrefix Type: RBOC
Switch Name: SNOW HILL
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SNHLMDSHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-632-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SNOW HILLSNHLMDSHRS0N/APrefix Type: RBOC
Switch Name: SNOW HILL
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SNHLMDSHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-632-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SNOW HILLSNHLMDSHRS0N/APrefix Type: RBOC
Switch Name: SNOW HILL
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SNHLMDSHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-632-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SNOW HILLSNHLMDSHRS0N/APrefix Type: RBOC
Switch Name: SNOW HILL
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SNHLMDSHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-632-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SNOW HILLSNHLMDSHRS0N/APrefix Type: RBOC
Switch Name: SNOW HILL
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SNHLMDSHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-632-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SNOW HILLSNHLMDSHRS0N/APrefix Type: RBOC
Switch Name: SNOW HILL
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SNHLMDSHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-633MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DNDLMDDNDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-634MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGELYHLBOMDTKRS000/00/0000Prefix Type: RBOC
Switch Name: TUCKAHOE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: HLBOMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-634 is split into 1,000-number blocks - detail below
410-634-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGELYHLBOMDTKRS0N/APrefix Type: RBOC
Switch Name: TUCKAHOE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: HLBOMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-634-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGELYHLBOMDTKRS0N/APrefix Type: RBOC
Switch Name: TUCKAHOE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: HLBOMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-634-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RIDGELYHLBOMDTKRS011/17/2003Prefix Type: RBOC
Switch Name: TUCKAHOE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: HLBOMDTKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-635MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NEWWINDSORNWWNMDNWRS000/00/0000Prefix Type: RBOC
Switch Name: NEW WINDSOR
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NWWNMDNWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-635 is split into 1,000-number blocks - detail below
410-635-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NEWWINDSORNWWNMDNWRS0N/APrefix Type: RBOC
Switch Name: NEW WINDSOR
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NWWNMDNWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-635-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NEWWINDSORNWWNMDNWRS0N/APrefix Type: RBOC
Switch Name: NEW WINDSOR
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NWWNMDNWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-635-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NEWWINDSORNWWNMDNWRS0N/APrefix Type: RBOC
Switch Name: NEW WINDSOR
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NWWNMDNWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-635-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212NEWWINDSORNWWNMDNWRS0N/APrefix Type: RBOC
Switch Name: NEW WINDSOR
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NWWNMDNWRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-636MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BRYNPKLNCMBRKLMDBKRP000/00/0000Prefix Type: RBOC
Switch Name: BROOKLYN PARK-LINTHICUM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BRKLMDBKRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-637MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-637 is split into 1,000-number blocks - detail below
410-637-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-637-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-637-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-637-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-637-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-637-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-637-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-637-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-637-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-638MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BEL AIRBLARMDBLDS000/00/0000Prefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-639MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ROCK HALLRKHLMDRHRS000/00/0000Prefix Type: RBOC
Switch Name: ROCK HALL
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: RKHLMDRHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-639 is split into 1,000-number blocks - detail below
410-639-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ROCK HALLRKHLMDRHRS0N/APrefix Type: RBOC
Switch Name: ROCK HALL
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: RKHLMDRHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-639-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ROCK HALLRKHLMDRHRS0N/APrefix Type: RBOC
Switch Name: ROCK HALL
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: RKHLMDRHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-639-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ROCK HALLRKHLMDRHRS0N/APrefix Type: RBOC
Switch Name: ROCK HALL
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: RKHLMDRHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-641MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BERLINBRLNMDBLRS000/00/0000Prefix Type: RBOC
Switch Name: N/A
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: BRLNMDBLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-642MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PERRYVILLEBNBRMDBRRS000/00/0000Prefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-642 is split into 1,000-number blocks - detail below
410-642-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PERRYVILLEBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-642-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PERRYVILLEBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-642-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PERRYVILLEBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-642-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PERRYVILLEBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-642-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PERRYVILLEBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-642-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PERRYVILLEBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-642-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PERRYVILLEBNBRMDBRRS0N/APrefix Type: RBOC
Switch Name: PORT DEPOSIT
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BNBRMDBRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-643MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STEVENSVLRMCKMDRRRS000/00/0000Prefix Type: RBOC
Switch Name: ROMANCOKE
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: RMCKMDRRRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-644MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-646MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-646 is split into 1,000-number blocks - detail below
410-646-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-646-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-646-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-646-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-646-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-646-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-646-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-646-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-647MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNA PKSVPKMDSPRP000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: SVPKMDSPRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-648MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GALENAGALNMDGLRS000/00/0000Prefix Type: RBOC
Switch Name: GALENA
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: GALNMDGLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-648 is split into 1,000-number blocks - detail below
410-648-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GALENAGALNMDGLRS0N/APrefix Type: RBOC
Switch Name: GALENA
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: GALNMDGLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-648-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GALENAGALNMDGLRS0N/APrefix Type: RBOC
Switch Name: GALENA
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: GALNMDGLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-651MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRINCEANNEPRANMDPARS000/00/0000Prefix Type: RBOC
Switch Name: N/A
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PRANMDPARS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-653MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-654MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PIKESVILLEOWMLMDOMDS000/00/0000Prefix Type: RBOC
Switch Name: OWINGS MILLS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: OWMLMDOMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-655MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RANDALLSTNRNTWMDRARP000/00/0000Prefix Type: RBOC
Switch Name: RANDALLSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RNTWMDRARP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-659MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-661MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPKVLMDPKDS000/00/0000Prefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKVLMDPKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-662MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-662 is split into 1,000-number blocks - detail below
410-662-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-662-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-662-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-662-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-662-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-662-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-662-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-662-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDUVDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-663MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPKVLMDPKDS000/00/0000Prefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKVLMDPKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-664MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDLBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-665MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPKVLMDPKDS000/00/0000Prefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKVLMDPKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-666MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-667MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-668MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PARKVILLEPKVLMDPKDS000/00/0000Prefix Type: RBOC
Switch Name: PARKVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PKVLMDPKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-669MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDMDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-671MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS000/00/0000Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-671 is split into 1,000-number blocks - detail below
410-671-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-671-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-671-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS0N/APrefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-672MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS200/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-672 is split into 1,000-number blocks - detail below
410-672-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-672-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-672-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-672-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-672-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-672-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-672-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-672-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-672-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-673MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRESTONPSTNMDPSRS000/00/0000Prefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PSTNMDPSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-673 is split into 1,000-number blocks - detail below
410-673-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PSTNMDPSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-673-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PSTNMDPSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-673-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PSTNMDPSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-673-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: PSTNMDPSRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-674MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDONDS000/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-675MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-676MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODEDWDMDEGDS000/00/0000Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-677MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-679MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FORKEDWDMDEGDS000/00/0000Prefix Type: RBOC
Switch Name: EDGEWOOD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EDWDMDEGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-682MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS000/00/0000Prefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-682 is split into 1,000-number blocks - detail below
410-682-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-682-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-682-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-682-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-682-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-682-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-682-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS0N/APrefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-683MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-683 is split into 1,000-number blocks - detail below
410-683-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-683-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-683-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-683-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-683-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-683-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-683-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDCKDS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDCKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-684MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-684 is split into 1,000-number blocks - detail below
410-684-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-684-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-684-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-684-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-684-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-684-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-684-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS004/06/2015Prefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-685MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-686MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS000/00/0000Prefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-687MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ESSEXESSXMDEXDS000/00/0000Prefix Type: RBOC
Switch Name: ESSEX
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ESSXMDEXDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-691MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-691 is split into 1,000-number blocks - detail below
410-691-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-691-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-691-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-691-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-691-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-691-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-691-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-691-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-692MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212JARRETTSVLJRVLMDJERS000/00/0000Prefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-692 is split into 1,000-number blocks - detail below
410-692-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-692-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-692-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-692-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-692-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-692-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: JRVLMDJERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-694MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-694 is split into 1,000-number blocks - detail below
410-694-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-694-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-694-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-694-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-694-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-694-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-694-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-694-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS0N/APrefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-695MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS200/00/0000Prefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-695 is split into 1,000-number blocks - detail below
410-695-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-695-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-695-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ODENTONODTNMDPORS2N/APrefix Type: RBOC
Switch Name: ODENTON
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ODTNMDPORS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-701 is split into 1,000-number blocks - detail below
410-701-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212RANDALLSTNRNTWMDRARP004/09/2003Prefix Type: RBOC
Switch Name: RANDALLSTOWN
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: RNTWMDRARP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-706MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-712MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELKRIDGEEKRGMDPKRS000/00/0000Prefix Type: RBOC
Switch Name: PARKWAY
Switch Type: NTDMSRSC
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: EKRGMDPKRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-713 is split into 1,000-number blocks - detail below
410-713-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS110/14/2003Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-715MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-716MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-716 is split into 1,000-number blocks - detail below
410-716-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-716-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-716-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-716-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-716-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-719MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CTVLMDCTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-720MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-720 is split into 1,000-number blocks - detail below
410-720-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-720-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-720-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-720-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-720-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-720-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-720-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-720-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYCLMAMDOBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDOBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-721MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CROFTONCOTNMDCRDS000/00/0000Prefix Type: RBOC
Switch Name: CROFTON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: COTNMDCRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-722MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-723MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212OCEAN CITYOCCYMDONDS000/00/0000Prefix Type: RBOC
Switch Name: NORTH OCEAN CITY
Switch Type: NTDMS100
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: OCCYMDONDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-724MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS000/00/0000Prefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-724 is split into 1,000-number blocks - detail below
410-724-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-724-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-724-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-724-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-724-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-724-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-724-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-724-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236LARLMDLRDS0N/APrefix Type: RBOC
Switch Name: LAUREL
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: LARLMDLRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-727MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-728MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDMDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729 is split into 1,000-number blocks - detail below
410-729-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-729-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SEVERNDRCRMDDCDS0N/APrefix Type: RBOC
Switch Name: SEVERN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: DRCRMDDCDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-730MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-732MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDWLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-734MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHVLCCVLMDCHRS000/00/0000Prefix Type: RBOC
Switch Name: CHURCHVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CCVLMDCHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-734 is split into 1,000-number blocks - detail below
410-734-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHVLCCVLMDCHRS0N/APrefix Type: RBOC
Switch Name: CHURCHVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CCVLMDCHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-734-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHVLCCVLMDCHRS0N/APrefix Type: RBOC
Switch Name: CHURCHVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CCVLMDCHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-734-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHVLCCVLMDCHRS0N/APrefix Type: RBOC
Switch Name: CHURCHVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CCVLMDCHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-734-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHVLCCVLMDCHRS0N/APrefix Type: RBOC
Switch Name: CHURCHVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CCVLMDCHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-734-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHVLCCVLMDCHRS0N/APrefix Type: RBOC
Switch Name: CHURCHVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CCVLMDCHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-734-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CHURCHVLCCVLMDCHRS0N/APrefix Type: RBOC
Switch Name: CHURCHVILLE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CCVLMDCHRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-735 is split into 1,000-number blocks - detail below
410-735-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLARMDBLDS008/29/2003Prefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-735-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLARMDBLDS008/12/2003Prefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-735-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLARMDBLDS008/12/2003Prefix Type: RBOC
Switch Name: BEL AIR
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLARMDBLDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-736MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-736 is split into 1,000-number blocks - detail below
410-736-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-736-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-736-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-736-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-737MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ARBUTUSARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ARBTMDARDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-738MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WATERLO236MRKKMDMKDS000/00/0000Prefix Type: RBOC
Switch Name: MUIRKIRK
Switch Type: NTDMS100
LATA: Washington DC METRO (includes MD and VA suburbs) (236)
Tandem: N/A
🔧 Explore Switch(CLLI: MRKKMDMKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-740MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-741MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WEST RIVERMRBOMDMBDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-741 is split into 1,000-number blocks - detail below
410-741-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WEST RIVERMRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-741-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WEST RIVERMRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-741-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WEST RIVERMRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-741-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WEST RIVERMRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-741-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WEST RIVERMRBOMDMBDS0N/APrefix Type: RBOC
Switch Name: WASZ 15
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MRBOMDMBDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-742MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-744MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CTVLMDCTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-745MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STMICHAELSSTMCMDSMRS000/00/0000Prefix Type: RBOC
Switch Name: ST. MICHAELS
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STMCMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-745 is split into 1,000-number blocks - detail below
410-745-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STMICHAELSSTMCMDSMRS0N/APrefix Type: RBOC
Switch Name: ST. MICHAELS
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STMCMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-745-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STMICHAELSSTMCMDSMRS0N/APrefix Type: RBOC
Switch Name: ST. MICHAELS
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STMCMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-745-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STMICHAELSSTMCMDSMRS0N/APrefix Type: RBOC
Switch Name: ST. MICHAELS
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STMCMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-745-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STMICHAELSSTMCMDSMRS0N/APrefix Type: RBOC
Switch Name: ST. MICHAELS
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STMCMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-745-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STMICHAELSSTMCMDSMRS0N/APrefix Type: RBOC
Switch Name: ST. MICHAELS
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STMCMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-745-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STMICHAELSSTMCMDSMRS0N/APrefix Type: RBOC
Switch Name: ST. MICHAELS
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STMCMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-745-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212STMICHAELSSTMCMDSMRS0N/APrefix Type: RBOC
Switch Name: ST. MICHAELS
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: STMCMDSMRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-747MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CTVLMDCTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-749MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212SALISBURYSLBRMDSBDS100/00/0000Prefix Type: RBOC
Switch Name: SALISBURY
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: SLBRMDSBDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-750MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ELLICOTTCYELCYMDELDS000/00/0000Prefix Type: RBOC
Switch Name: ELLICOTT CITY
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: ELCYMDELDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-751MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WESTMINSTRWMNSMDWMDS000/00/0000Prefix Type: RBOC
Switch Name: WESTMINSTER
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WMNSMDWMDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-752MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHDS3))
🕘 Prefix History
🔎 Explore Carrier Information
410-754MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FEDERALSBGFDBGMDFERS000/00/0000Prefix Type: RBOC
Switch Name: FEDERALSBURG
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: FDBGMDFERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-754 is split into 1,000-number blocks - detail below
410-754-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FEDERALSBGFDBGMDFERS0N/APrefix Type: RBOC
Switch Name: FEDERALSBURG
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: FDBGMDFERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-754-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FEDERALSBGFDBGMDFERS0N/APrefix Type: RBOC
Switch Name: FEDERALSBURG
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: FDBGMDFERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-754-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FEDERALSBGFDBGMDFERS0N/APrefix Type: RBOC
Switch Name: FEDERALSBURG
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: FDBGMDFERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-754-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FEDERALSBGFDBGMDFERS0N/APrefix Type: RBOC
Switch Name: FEDERALSBURG
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: FDBGMDFERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-754-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FEDERALSBGFDBGMDFERS0N/APrefix Type: RBOC
Switch Name: FEDERALSBURG
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: FDBGMDFERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-754-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FEDERALSBGFDBGMDFERS0N/APrefix Type: RBOC
Switch Name: FEDERALSBURG
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: FDBGMDFERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-754-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FEDERALSBGFDBGMDFERS0N/APrefix Type: RBOC
Switch Name: FEDERALSBURG
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: FDBGMDFERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-754-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212FEDERALSBGFDBGMDFERS0N/APrefix Type: RBOC
Switch Name: FEDERALSBURG
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: FDBGMDFERS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-755MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WARWICKCCTNMDCLRS000/00/0000Prefix Type: RBOC
Switch Name: CECILTON
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CCTNMDCLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-755 is split into 1,000-number blocks - detail below
410-755-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212WARWICKCCTNMDCLRS0N/APrefix Type: RBOC
Switch Name: CECILTON
Switch Type: NTDMSRSC
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CCTNMDCLRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-756MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TANEYTOWNTNTWMDTNRS000/00/0000Prefix Type: RBOC
Switch Name: TANEYTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TNTWMDTNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-756 is split into 1,000-number blocks - detail below
410-756-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TANEYTOWNTNTWMDTNRS0N/APrefix Type: RBOC
Switch Name: TANEYTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TNTWMDTNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-756-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TANEYTOWNTNTWMDTNRS0N/APrefix Type: RBOC
Switch Name: TANEYTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TNTWMDTNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-756-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TANEYTOWNTNTWMDTNRS0N/APrefix Type: RBOC
Switch Name: TANEYTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TNTWMDTNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-756-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TANEYTOWNTNTWMDTNRS0N/APrefix Type: RBOC
Switch Name: TANEYTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TNTWMDTNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-756-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TANEYTOWNTNTWMDTNRS0N/APrefix Type: RBOC
Switch Name: TANEYTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TNTWMDTNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-756-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TANEYTOWNTNTWMDTNRS0N/APrefix Type: RBOC
Switch Name: TANEYTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TNTWMDTNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-756-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TANEYTOWNTNTWMDTNRS0N/APrefix Type: RBOC
Switch Name: TANEYTOWN
Switch Type: WECO 5ESS Remote (5B RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TNTWMDTNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-757MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212ANNAPOLISSTMRMDSMRS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: EXM
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: STMRMDSMRS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-758MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS200/00/0000Prefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-758 is split into 1,000-number blocks - detail below
410-758-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS2N/APrefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-758-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS2N/APrefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-758-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS2N/APrefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-758-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS2N/APrefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-758-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS2N/APrefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-758-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS2N/APrefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-758-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS2N/APrefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-758-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS2N/APrefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-758-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212CENTREVLCNVLMDCTRS2N/APrefix Type: RBOC
Switch Name: CENTREVILLE
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: CNVLMDCTRS2))
🕘 Prefix History
🔎 Explore Carrier Information
410-760MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-761MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-762MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-762 is split into 1,000-number blocks - detail below
410-762-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-762-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-762-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP0N/APrefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-763MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS000/00/0000Prefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-763 is split into 1,000-number blocks - detail below
410-763-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-763-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-763-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-763-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-763-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-764MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: PIVLMDPKDS1))
🕘 Prefix History
🔎 Explore Carrier Information
410-765MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEFPATMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRIENDSHIP
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: FPATMDFRDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-766MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-767MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDMDDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-768MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212GLENBURNIEGLBRMDGLRP000/00/0000Prefix Type: RBOC
Switch Name: GLEN BURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: GLBRMDGLRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-769MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS000/00/0000Prefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-769 is split into 1,000-number blocks - detail below
410-769-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-769-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-769-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-769-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-769-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-769-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-769-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-769-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212TOWSONTWSNMDTWDS0N/APrefix Type: RBOC
Switch Name: TOWSON
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: TWSNMDTWDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-770MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS000/00/0000Prefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-770 is split into 1,000-number blocks - detail below
410-770-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-770-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-770-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-770-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-770-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-770-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-770-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EASTONESTNMDESDS0N/APrefix Type: RBOC
Switch Name: EASTON
Switch Type: WECO 5ESS (Digital)
LATA: Salisbury MD (242)
Tandem: N/A
🔧 Explore Switch(CLLI: ESTNMDESDS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-771MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLMANRMDMNRS000/00/0000Prefix Type: RBOC
Switch Name: SPARKS-GLENCOE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: MANRMDMNRS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772 is split into 1,000-number blocks - detail below
410-772-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772-1XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772-2XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772-5XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772-6XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-772-9XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COLUMBIACLMAMDCBRP0N/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDCBRP0))
🕘 Prefix History
🔎 Explore Carrier Information
410-773MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-773 is split into 1,000-number blocks - detail below
410-773-3XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-773-4XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-773-7XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212COCKEYSVLCYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CYVLMDDADS0))
🕘 Prefix History
🔎 Explore Carrier Information
410-773-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)