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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
410-206MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-227MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-245MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-292MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-294MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-302MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-370MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-402
410-402-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402-1MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402-2MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402-5MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN11/03/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402-6MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402-7MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402-8MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-402-9MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-428MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-440MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-446MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-455MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-491
410-491-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-491-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-530
410-530-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-530-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-599MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-608
410-608-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-608-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-615MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-718
410-718-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-718-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-719MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-733MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-744MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-747MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-788MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-802MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807MDLEVEL 3 TELECOM OF MARYLAND, L (CenturyLink, Inc)7591CATONSVLBLTMMDDNDS200/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-807
410-807-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807-3MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN09/12/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807-4MDBALTIMORE-WASHINGTON TELEPHONE8697CATONSVLNOCLLIKNOWN04/17/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807-7MDLEVEL 3 TELECOM OF MARYLAND, L (CenturyLink, Inc)7591CATONSVLBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807-8MDPEERLESS NETWORK OF MARYLAND, 568GCATONSVLNOCLLIKNOWN03/13/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-807-9MDPEERLESS NETWORK OF MARYLAND, 568GCATONSVLNOCLLIKNOWN03/13/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CATONSVLBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-818
410-818-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CATONSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CATONSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CATONSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-852MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-868MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-869
410-869-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS0N/APrefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS0N/APrefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS0N/APrefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS0N/APrefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z10/06/2021Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS0N/APrefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS0N/APrefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-869-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS0N/APrefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-917MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-926
410-926-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/05/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/05/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926-3MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLNOCLLIKNOWN03/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-926-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-948
410-948-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-948-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT003/01/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-971MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-978MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-979MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251MDLOCAL ACCESS LLC - MD082HCATONSVLBLTQMD010MD08/16/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-251
443-251-0MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN08/07/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251-1MDLOCAL ACCESS LLC - MD082HCATONSVLBLTQMD010MD08/20/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251-2MDCOMCAST IP PHONE, LLC318JCATONSVLNOCLLIKNOWN01/31/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251-3MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN12/15/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251-4MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN12/15/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251-5MDCOMCAST IP PHONE, LLC318JCATONSVLNOCLLIKNOWN08/11/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251-6MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z11/13/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251-7MDCENTURYLINK COMMUNICATIONS, LL (CenturyLink, Inc)508JCATONSVLBLTMMDDN2MD03/06/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z09/10/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-251-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z11/12/2013Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050CATONSVLBLTOMDXIDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-315
443-315-0MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050CATONSVLBLTOMDXIDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315-1MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050CATONSVLBLTOMDXIDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315-2MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN07/15/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/17/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315-4MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050CATONSVLBLTOMDXIDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315-5MDCOMCAST IP PHONE, LLC318JCATONSVLNOCLLIKNOWN04/27/2012Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/17/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/17/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/17/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-315-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/17/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119CATONSVLBLTMMDSN6MD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-341
443-341-0MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119CATONSVLBLTMMDSN6MDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341-1MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119CATONSVLBLTMMDSN6MDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341-2MDVDL, INC. DBA GLOBAL TELECOM B4492CATONSVLNOCLLIKNOWN01/21/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341-3MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLNOCLLIKNOWN03/01/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341-4MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119CATONSVLBLTMMDSN6MD01/27/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341-5MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119CATONSVLBLTMMDSN6MD12/16/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341-6MDCOMCAST IP PHONE, LLC318JCATONSVLNOCLLIKNOWN02/10/2005Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341-8MDATX TELECOMMUNICATIONS SERVICE1958CATONSVLNOCLLIKNOWN02/27/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-341-9MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119CATONSVLBLTMMDSN6MDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-474MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDCDDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-498
443-498-0MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDCDDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-1MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDCDDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-2MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDCDDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-4MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDCDDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-5MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDCDDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-6MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-7MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-9MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDCDDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514MDUS LEC OF MARYLAND, INC.2589CATONSVLCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-514
443-514-0MDUS LEC OF MARYLAND, INC.2589CATONSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-1MDUS LEC OF MARYLAND, INC.2589CATONSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-2MDUS LEC OF MARYLAND, INC.2589CATONSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-3MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLCLMAMDJTDS004/20/2021Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/17/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/17/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/17/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/17/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLCLMAMDJTDS005/08/2021Prefix Type: PCS
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-520MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-612MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS000/00/0000Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-631
443-631-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z10/06/2021Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-631-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT008/19/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-636
443-636-0MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z03/03/2008Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z05/17/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636-2MDPAETEC COMMUNICATIONS, INC. - (Windstream Communications)4716CATONSVLBLTMMDCHW2901/27/2006Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636-3MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697CATONSVLNOCLLIKNOWN01/31/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636-4MDPEERLESS NETWORK OF MARYLAND, 568GCATONSVLNOCLLIKNOWN04/05/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636-5MDCOMCAST IP PHONE, LLC318JCATONSVLNOCLLIKNOWN08/01/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636-6MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281ECATONSVLNOCLLIKNOWN07/24/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636-7MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z06/17/2008Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636-8MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281ECATONSVLNOCLLIKNOWN06/27/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-636-9MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281ECATONSVLNOCLLIKNOWN06/27/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/15/2001Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-668
443-668-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-668-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT004/13/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/10/2001Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-670
443-670-0MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670-1MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670-3MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670-5MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670-8MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-670-9MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-697MDGLOBAL NAPS SOUTH, INC. - MD2554CATONSVLBLTMMDDN4MD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDSN5MD00/00/0000Prefix Type: CLEC
Switch Name: BRYNPKLNCM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-710
443-710-0MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDSN5MDN/APrefix Type: CLEC
Switch Name: BRYNPKLNCM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710-4MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDSN5MDN/APrefix Type: CLEC
Switch Name: BRYNPKLNCM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710-8MDXO MARYLAND, LLC (Verizon Communications)4773CATONSVLBLTMMDSN5MDN/APrefix Type: CLEC
Switch Name: BRYNPKLNCM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-710-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT002/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT007/23/2001Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-765
443-765-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/10/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/10/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/10/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/10/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/10/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/10/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/10/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT001/10/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-765-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT004/13/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD08/21/2001Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-830
443-830-0MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830-1MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830-2MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830-3MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN08/24/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830-4MDTWILIO INTERNATIONAL, INC.506JCATONSVLNOCLLIKNOWN11/25/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830-5MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN06/15/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830-6MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN06/15/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830-7MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z09/10/2021Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830-8MDVONAGE AMERICA LLC197DCATONSVLNOCLLIKNOWN09/07/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-830-9MDONVOY SPECTRUM, LLC (Inteliquent)624HCATONSVLNOCLLIKNOWN04/23/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-840MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT005/04/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-840
443-840-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT005/05/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-840-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS005/27/2008Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-840-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS005/27/2008Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-840-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS005/27/2008Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-840-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS005/27/2008Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-840-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212CATONSVLCTVLMDCTDS005/27/2008Prefix Type: RBOC
Switch Name: CATONSVILLE
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-840-6MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN05/28/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
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Detailed Switch Info
443-840-7MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN07/05/2011Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-840-8MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN07/05/2011Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
443-840-9MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN11/12/2008Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-851MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCHXWY08/21/2001Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
Thousands block for 443-851
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Tandem: N/A
Detailed Switch Info
443-851-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCHXWYN/APrefix Type: PCS
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Detailed Switch Info
443-851-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT004/13/2005Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
443-851-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCHXWYN/APrefix Type: PCS
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Detailed Switch Info
443-851-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT004/13/2005Prefix Type: WIRELESS
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Detailed Switch Info
443-851-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT004/13/2005Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
443-851-6MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCHXWYN/APrefix Type: PCS
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Detailed Switch Info
443-851-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT004/13/2005Prefix Type: WIRELESS
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Detailed Switch Info
443-851-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT004/13/2005Prefix Type: WIRELESS
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Detailed Switch Info
443-851-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCHXWYN/APrefix Type: PCS
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Detailed Switch Info
443-860MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT005/04/2005Prefix Type: WIRELESS
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Detailed Switch Info
Thousands block for 443-860
443-860-0MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN07/19/2011Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
443-860-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT005/05/2005Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
443-860-2MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN07/19/2011Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
443-860-3MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS009/11/2008Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
443-860-4MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS012/16/2010Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-860-5MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS001/06/2011Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-860-6MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN07/19/2011Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-860-7MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228CATONSVLBLTOMDKHDS010/25/2011Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
443-860-8MDPEERLESS NETWORK OF MARYLAND, 568GCATONSVLNOCLLIKNOWN04/05/2013Prefix Type: CLEC
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Detailed Switch Info
443-860-9MDCOMCAST IP PHONE, LLC318JCATONSVLNOCLLIKNOWN11/15/2006Prefix Type: IPES
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Detailed Switch Info
443-887MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
Thousands block for 443-887
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Tandem: N/A
Detailed Switch Info
443-887-1MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
443-887-2MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
443-887-3MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
443-887-4MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
443-887-5MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
443-887-6MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
443-887-7MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
443-887-8MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
443-887-9MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910CATONSVLHNVAMDBHAMD05/05/2010Prefix Type: CLEC
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Detailed Switch Info
443-980MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
Thousands block for 443-980
443-980-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
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Detailed Switch Info
443-980-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
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Detailed Switch Info
443-980-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
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Detailed Switch Info
443-980-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
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Detailed Switch Info
443-980-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
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Detailed Switch Info
443-980-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
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Detailed Switch Info
443-980-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT004/13/2005Prefix Type: WIRELESS
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Detailed Switch Info
443-980-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
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Detailed Switch Info
443-980-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
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Detailed Switch Info
443-980-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT0N/APrefix Type: WIRELESS
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Detailed Switch Info
443-996MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT000/00/0000Prefix Type: WIRELESS
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Detailed Switch Info
667-345MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLBLTMMD91GT006/04/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-345
667-345-0MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLBLTMMD91GT006/06/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-345-1MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLBLTMMD91GT006/06/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
667-345-2MDONVOY SPECTRUM, LLC (Inteliquent)624HCATONSVLNOCLLIKNOWN10/22/2021Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
667-345-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z06/29/2021Prefix Type: PCS
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LATA: Baltimore MD (238)
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Detailed Switch Info
667-345-4MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z06/29/2021Prefix Type: PCS
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Detailed Switch Info
667-345-5MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN04/21/2021Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
667-345-6MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLBLTMMD91GT006/06/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
667-345-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT010/10/2019Prefix Type: WIRELESS
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Detailed Switch Info
667-345-8MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN03/31/2021Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
667-345-9MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN03/31/2021Prefix Type: CLEC
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Detailed Switch Info
667-369MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z11/17/2021Prefix Type: PCS
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Detailed Switch Info
Thousands block for 667-369
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LATA: Baltimore MD (238)
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Detailed Switch Info
667-369-1MDONVOY SPECTRUM, LLC (Inteliquent)624HCATONSVLNOCLLIKNOWN02/24/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-369-2MDONVOY SPECTRUM, LLC (Inteliquent)624HCATONSVLNOCLLIKNOWN02/24/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-369-3MDONVOY SPECTRUM, LLC (Inteliquent)624HCATONSVLNOCLLIKNOWN01/11/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-369-4MDONVOY SPECTRUM, LLC (Inteliquent)624HCATONSVLNOCLLIKNOWN01/11/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-369-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z11/17/2021Prefix Type: PCS
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Detailed Switch Info
667-369-6MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/04/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-369-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/04/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-369-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z11/17/2021Prefix Type: PCS
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Detailed Switch Info
667-369-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z11/17/2021Prefix Type: PCS
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Detailed Switch Info
667-419MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/08/2022Prefix Type: WIRELESS
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Thousands block for 667-419
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Detailed Switch Info
667-419-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/08/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-419-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/08/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-626MDTON80 COMMUNICATIONS, LLC516JCATONSVLBLTQMD01BMD03/01/2022Prefix Type: UNKNOWN
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Detailed Switch Info
Thousands block for 667-626
667-626-0MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN08/23/2022Prefix Type: CLEC
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Detailed Switch Info
667-626-1MDBANDWIDTH.COM CLEC, LLC - MD071FCATONSVLNOCLLIKNOWN08/23/2022Prefix Type: CLEC
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Detailed Switch Info
667-626-2MDTERRA NOVA TELECOM INC.145JCATONSVLNOCLLIKNOWN06/06/2022Prefix Type: IPES
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Detailed Switch Info
667-626-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/04/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-626-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/04/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-626-5MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/04/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-626-6MDTON80 COMMUNICATIONS, LLC516JCATONSVLBLTQMD01BMD03/01/2022Prefix Type: UNKNOWN
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Detailed Switch Info
667-626-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/04/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-626-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/04/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-626-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036CATONSVLCLMAMDORGT011/04/2022Prefix Type: WIRELESS
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Detailed Switch Info
667-802MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z02/20/2015Prefix Type: PCS
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Detailed Switch Info
Thousands block for 667-802
667-802-0MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z06/23/2015Prefix Type: PCS
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LATA: Baltimore MD (238)
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Detailed Switch Info
667-802-1MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN12/22/2015Prefix Type: CLEC
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Detailed Switch Info
667-802-2MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN02/03/2016Prefix Type: CLEC
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Detailed Switch Info
667-802-3MDBARR TELL USA, INC.964HCATONSVLBLTOMDKHDS011/18/2016Prefix Type: UNKNOWN
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Detailed Switch Info
667-802-4MDONVOY, LLC - MD (Inteliquent)876DCATONSVLNOCLLIKNOWN02/03/2016Prefix Type: CLEC
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Detailed Switch Info
667-802-5MDCOMCAST IP PHONE, LLC318JCATONSVLNOCLLIKNOWN11/18/2016Prefix Type: IPES
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Detailed Switch Info
667-802-6MDTELNYX LLC073HCATONSVLNOCLLIKNOWN03/02/2017Prefix Type: CLEC
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Detailed Switch Info
667-802-7MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z08/14/2019Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
667-802-8MDLOCAL ACCESS LLC - MD082HCATONSVLNOCLLIKNOWN05/03/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-802-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855CATONSVLBLTMMDCH40Z02/23/2015Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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