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npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
240-509MDBANDWIDTH.COM CLEC, LLC - MD0017042060RMD0003709071FWSNG238Z14BLTMMDCH45Z03/31/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH45Z))
240-509 is split into 1,000-number blocks - detail below
240-509-0XXXMDBANDWIDTH.COM CLEC, LLC - MD0017042060RMD0003709071FWSNG238Z14BLTMMDCH45Z05/07/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH45Z))
240-509-1XXXMDPEERLESS NETWORK OF MARYLAND, LLCN/A568GWSNG238Z14NOCLLIKNOWN04/09/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-509-2XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-509-3XXXMDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)0004999405RMD00029577228WSNG238Z14BLTOMDKHDS009/11/2008Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTOMDKHDS0))
240-509-4XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-509-5XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-509-6XXXMDPEERLESS NETWORK OF MARYLAND, LLCN/A568GWSNG238Z14NOCLLIKNOWN11/29/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-509-7XXXMDCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)0031422439RMD0006976508JWSNG238Z14BLTMMDDN2MD05/23/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDDN2MD))
240-509-8XXXMDPEERLESS NETWORK OF MARYLAND, LLCN/A568GWSNG238Z14NOCLLIKNOWN04/09/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-509-9XXXMDBANDWIDTH.COM CLEC, LLC - MD0017042060RMD0003709071FWSNG238Z14BLTMMDCH45Z12/03/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH45Z))
240-742MDNUSO, LLC0028048908RMD0001599478JWSNG238Z14BLTMMDCHXKX11/20/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHXKX))
240-742 is split into 1,000-number blocks - detail below
240-742-0XXXMDPEERLESS NETWORK OF MARYLAND, LLCN/A568GWSNG238Z14NOCLLIKNOWN09/20/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-742-1XXXMDNUSO, LLC0028048908RMD0001599478JWSNG238Z14BLTMMDCHXKX11/23/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHXKX))
240-742-2XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN02/03/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-742-3XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN06/16/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-742-4XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN09/16/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-742-5XXXMDONVOY SPECTRUM, LLC (Sinch)0024415002RMD0002045624HWSNG238Z14NOCLLIKNOWN02/01/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-742-6XXXMDONVOY SPECTRUM, LLC (Sinch)0024415002RMD0002045624HWSNG238Z14NOCLLIKNOWN04/24/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-742-7XXXMDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)0004274114RMD00038977325WSNG238Z14NOCLLIKNOWN12/11/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-742-8XXXMDONVOY SPECTRUM, LLC (Sinch)0024415002RMD0002045624HWSNG238Z14NOCLLIKNOWN02/01/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-742-9XXXMDPEERLESS NETWORK OF MARYLAND, LLCN/A568GWSNG238Z14NOCLLIKNOWN11/03/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-842MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC0004999405RMD00029577229WSNG238Z14BLTMMDCHXNX00/00/0000Prefix Type: CLEC
Switch Name: ROCKVILLE
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHXNX))
240-842 is split into 1,000-number blocks - detail below
240-842-0XXXMDMCIMETRO ACCESS TRANSMISSION SERVICES LLC0004999405RMD00029577229WSNG238Z14BLTMMDCHXNXN/APrefix Type: CLEC
Switch Name: ROCKVILLE
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHXNX))
240-842-1XXXMDMCIMETRO ACCESS TRANSMISSION SERVICES LLC0004999405RMD00029577229WSNG238Z14BLTMMDCHXNXN/APrefix Type: CLEC
Switch Name: ROCKVILLE
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHXNX))
240-842-2XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-842-3XXXMDBANDWIDTH.COM CLEC, LLC - MD0017042060RMD0003709071FWSNG238Z14NOCLLIKNOWN11/09/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-842-4XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-842-5XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN08/02/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-842-6XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JWSNG238Z14CLMAMDJTDSA11/09/2016Prefix Type: IPES
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDJTDSA))
240-842-7XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-842-8XXXMDTELNYX LLC0018998724RMD0001645073HWSNG238Z14NOCLLIKNOWN04/14/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-842-9XXXMDMCIMETRO ACCESS TRANSMISSION SERVICES LLC0004999405RMD00029577229WSNG238Z14BLTMMDCHXNXN/APrefix Type: CLEC
Switch Name: ROCKVILLE
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHXNX))
240-865MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)0015338122RMD00061126119WSNG238Z14BLTMMDSN6MD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDSN6MD))
240-865 is split into 1,000-number blocks - detail below
240-865-0XXXMDCOMCAST IP PHONE, LLC (Comcast)0008497687RMD0003552318JWSNG238Z14NOCLLIKNOWN01/22/2008Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-865-1XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JWSNG238Z14NOCLLIKNOWN12/19/2005Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-865-2XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN03/06/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-865-3XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN08/08/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-865-4XXXMDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)0015338122RMD00061126119WSNG238Z14BLTMMDSN6MD08/01/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDSN6MD))
240-865-5XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JWSNG238Z14CHCHMDBE6MD02/01/2007Prefix Type: IPES
Switch Name: MONTGOMERY
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCHMDBE6MD))
240-865-6XXXMDTERRA NOVA TELECOM INC.0021193057RMD0001495145JWSNG238Z14NOCLLIKNOWN07/07/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-865-7XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JWSNG238Z14NOCLLIKNOWN09/04/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
240-865-8XXXMDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)0004999405RMD00029577228WSNG238Z14BLTOMDKHDS011/09/2007Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTOMDKHDS0))
240-865-9XXXMDBALTIMORE-WASHINGTON TELEPHONE (BWT)0008104507RMD00045168697WSNG238Z14NOCLLIKNOWN04/12/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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))
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))
301-205-1XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-205-2XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-205-3XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-205-4XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-205-5XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN09/17/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-205-6XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-205-7XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-205-8XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-205-9XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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))
301-612MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)0004274114RMD00038977325WSNG238Z14BLTMMDCHCMD10/11/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHCMD))
301-612 is split into 1,000-number blocks - detail below
301-612-0XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-612-1XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-612-2XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/20/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-612-3XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-612-4XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-612-5XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-612-6XXXMDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)0004274114RMD00038977325WSNG238Z14BLTMMDCHCMD10/12/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHCMD))
301-612-7XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-612-8XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-612-9XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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))
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))
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))
301-629-1XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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))
301-629-3XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-629-4XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-629-5XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-629-6XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-629-7XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-629-8XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-629-9XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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))
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))
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))
301-889-1XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-889-2XXXMDONVOY SPECTRUM, LLC (Sinch)0024415002RMD0002045624HWSNG238Z14NOCLLIKNOWN10/11/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-889-3XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-889-4XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-889-5XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-889-6XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-889-7XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN08/12/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-889-8XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN03/11/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-889-9XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN03/11/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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))
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))
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))
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))
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))
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))
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))
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))
301-912-7XXXMDMCIMETRO ACCESS TRANSMISSION SERVICES LLC0004999405RMD00029577229WSNG238Z14NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-912-8XXXMDMCIMETRO ACCESS TRANSMISSION SERVICES LLC0004999405RMD00029577229WSNG238Z14NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-912-9XXXMDMCIMETRO ACCESS TRANSMISSION SERVICES LLC0004999405RMD00029577229WSNG238Z14NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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))
301-970 is split into 1,000-number blocks - detail below
301-970-0XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-970-1XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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))
301-970-3XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-970-4XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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))
301-970-6XXXMDONVOY SPECTRUM, LLC (Sinch)0024415002RMD0002045624HWSNG238Z14NOCLLIKNOWN10/11/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-970-8XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-970-9XXXMDBANDWIDTH.COM CLEC, LLC - MD0017042060RMD0003709071FWSNG238Z14NOCLLIKNOWN10/14/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973MDBANDWIDTH.COM CLEC, LLC - MD0017042060RMD0003709071FWSNG238Z14BLTMMDCH45Z00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH45Z))
301-973 is split into 1,000-number blocks - detail below
301-973-0XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973-1XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973-2XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973-3XXXMDPEERLESS NETWORK OF MARYLAND, LLCN/A568GWSNG238Z14NOCLLIKNOWN10/22/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973-4XXXMDHD CARRIER LLC0026630681RMD0013231321JWSNG238Z14NOCLLIKNOWN04/08/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973-5XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DWSNG238Z14NOCLLIKNOWN09/17/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973-6XXXMDPEERLESS NETWORK OF MARYLAND, LLCN/A568GWSNG238Z14NOCLLIKNOWN03/23/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973-7XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973-8XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
301-973-9XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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