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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
410-496MDVERIZON MARYLAND, INC. (Verizon Communications)9212RANDALLSTNRNTWMDRADS000/00/0000Prefix Type: RBOC
Switch Name: RANDALLSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-521MDVERIZON MARYLAND, INC. (Verizon Communications)9212RANDALLSTNRNTWMDRADS000/00/0000Prefix Type: RBOC
Switch Name: RANDALLSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-655MDVERIZON MARYLAND, INC. (Verizon Communications)9212RANDALLSTNRNTWMDRADS000/00/0000Prefix Type: RBOC
Switch Name: RANDALLSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228RANDALLSTNBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-701
410-701-0MDBANDWIDTH.COM CLEC, LLC - MD071FRANDALLSTNNOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701-1MDVDL, INC. DBA GLOBAL TELECOM B4492RANDALLSTNNOCLLIKNOWN01/23/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701-2MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN03/10/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701-3MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN03/10/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212RANDALLSTNRNTWMDRADS004/09/2003Prefix Type: RBOC
Switch Name: RANDALLSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701-5MDLIGHTWAVE COMMUNICATIONS, LLC 5966RANDALLSTNNOCLLIKNOWN06/08/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701-6MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910RANDALLSTNNOCLLIKNOWN04/02/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701-7MDCOMCAST IP PHONE, LLC318JRANDALLSTNNOCLLIKNOWN02/11/2005Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701-8MDCOMCAST IP PHONE, LLC318JRANDALLSTNNOCLLIKNOWN06/19/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-701-9MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228RANDALLSTNBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-922MDVERIZON MARYLAND, INC. (Verizon Communications)9212RANDALLSTNRNTWMDRADS000/00/0000Prefix Type: RBOC
Switch Name: RANDALLSTOWN
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325RANDALLSTNBLTMMDFMDS000/00/0000Prefix 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 443-272
443-272-0MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN03/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272-1MDBANDWIDTH.COM CLEC, LLC - MD071FRANDALLSTNNOCLLIKNOWN11/03/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272-2MDCOMCAST IP PHONE, LLC318JRANDALLSTNNOCLLIKNOWN07/18/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325RANDALLSTNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272-4MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN09/12/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272-5MDBANDWIDTH.COM CLEC, LLC - MD071FRANDALLSTNNOCLLIKNOWN05/28/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272-6MDCOMCAST IP PHONE, LLC318JRANDALLSTNNOCLLIKNOWN09/10/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272-7MDCOMCAST IP PHONE, LLC318JRANDALLSTNNOCLLIKNOWN03/27/2008Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272-8MDLOCAL ACCESS LLC - MD082HRANDALLSTNNOCLLIKNOWN02/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z03/20/2019Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050RANDALLSTNBLTOMDXIDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-405
443-405-0MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050RANDALLSTNBLTOMDXIDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405-1MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050RANDALLSTNBLTOMDXIDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405-2MDBANDWIDTH.COM CLEC, LLC - MD071FRANDALLSTNNOCLLIKNOWN04/03/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405-3MDCOMCAST IP PHONE, LLC318JRANDALLSTNNOCLLIKNOWN09/15/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405-4MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050RANDALLSTNBLTOMDXIDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z04/01/2021Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405-6MDCOMCAST IP PHONE, LLC318JRANDALLSTNNOCLLIKNOWN11/12/2018Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405-7MDCOMCAST IP PHONE, LLC318JRANDALLSTNNOCLLIKNOWN11/10/2011Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405-8MDPEERLESS NETWORK OF MARYLAND, 568GRANDALLSTNNOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-405-9MDPEERLESS NETWORK OF MARYLAND, 568GRANDALLSTNNOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426MDPAETEC COMMUNICATIONS, INC. - (Windstream Communications)4716RANDALLSTNBLTMMDCHW2900/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-426
443-426-0MDPAETEC COMMUNICATIONS, INC. - (Windstream Communications)4716RANDALLSTNBLTMMDCHW29N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426-1MDPAETEC COMMUNICATIONS, INC. - (Windstream Communications)4716RANDALLSTNBLTMMDCHW29N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426-2MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119RANDALLSTNNOCLLIKNOWN02/02/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426-3MDONVOY SPECTRUM, LLC (Inteliquent)624HRANDALLSTNNOCLLIKNOWN04/24/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426-4MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119RANDALLSTNNOCLLIKNOWN07/29/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426-5MDUS LEC OF MARYLAND, INC.2589RANDALLSTNCLMAMDJTDS002/07/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426-6MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910RANDALLSTNNOCLLIKNOWN02/17/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426-7MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910RANDALLSTNNOCLLIKNOWN06/01/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426-8MDLEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)6119RANDALLSTNNOCLLIKNOWN04/07/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-426-9MDPAETEC COMMUNICATIONS, INC. - (Windstream Communications)4716RANDALLSTNBLTMMDCHW29N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-431
443-431-0MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z03/25/2020Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-2MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD07/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036RANDALLSTNNOCLLIKNOWN10/27/2017Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-4MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036RANDALLSTNNOCLLIKNOWN10/27/2017Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-5MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-6MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-7MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-8MDBANDWIDTH.COM CLEC, LLC - MD071FRANDALLSTNNOCLLIKNOWN09/20/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-9MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036RANDALLSTNNOCLLIKNOWN07/30/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910RANDALLSTNHNVAMDBHAMD05/10/2001Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-565
443-565-0MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910RANDALLSTNHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565-1MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910RANDALLSTNHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565-2MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z09/09/2015Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565-3MDTWILIO INTERNATIONAL, INC.506JRANDALLSTNNOCLLIKNOWN12/01/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565-4MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN03/29/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565-5MDTERRA NOVA TELECOM INC.145JRANDALLSTNNOCLLIKNOWN12/30/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565-6MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN03/29/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565-7MDCENTURYLINK COMMUNICATIONS, LL (CenturyLink, Inc)508JRANDALLSTNBLTMMDDN2MD05/27/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565-8MDPEERLESS NETWORK OF MARYLAND, 568GRANDALLSTNNOCLLIKNOWN02/22/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-565-9MDCAVALIER TELEPHONE MID-ATLANTI (Windstream Communications)3910RANDALLSTNHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576MDXO MARYLAND, LLC (Verizon Communications)4773RANDALLSTNBLTMMDCDDS002/21/2001Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-576
443-576-0MDXO MARYLAND, LLC (Verizon Communications)4773RANDALLSTNBLTMMDCDDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576-1MDXO MARYLAND, LLC (Verizon Communications)4773RANDALLSTNBLTMMDCDDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576-2MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN02/17/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576-3MDMCIMETRO ACCESS TRANSMISSION S (Verizon Communications)7228RANDALLSTNBLTOMDKHDS009/11/2008Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576-4MDXO MARYLAND, LLC (Verizon Communications)4773RANDALLSTNBLTMMDCDDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576-5MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN02/17/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576-6MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576-7MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN07/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576-8MDLOCAL ACCESS LLC - MD082HRANDALLSTNNOCLLIKNOWN12/07/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-576-9MDTELNYX LLC073HRANDALLSTNNOCLLIKNOWN04/13/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657MDLEVEL 3 TELECOM OF MARYLAND, L (CenturyLink, Inc)7591RANDALLSTNBLTMMDDNDS200/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-657
443-657-0MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z10/13/2014Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657-1MDLOCAL ACCESS LLC - MD082HRANDALLSTNNOCLLIKNOWN09/15/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657-2MDLEVEL 3 TELECOM OF MARYLAND, L (CenturyLink, Inc)7591RANDALLSTNBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z10/13/2014Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657-4MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657-5MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657-6MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657-7MDCOMCAST IP PHONE, LLC318JRANDALLSTNNOCLLIKNOWN10/20/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657-8MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-657-9MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675MDCAVALIER TELEPHONE, LLC (MID-A (Windstream Communications)7944RANDALLSTNBLARMDBL1MD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-675
443-675-0MDCAVALIER TELEPHONE, LLC (MID-A (Windstream Communications)7944RANDALLSTNBLARMDBL1MDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z05/12/2020Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036RANDALLSTNNOCLLIKNOWN08/24/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675-3MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675-4MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675-5MDBARR TELL USA, INC.964HRANDALLSTNNOCLLIKNOWN11/18/2016Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675-6MDBANDWIDTH.COM CLEC, LLC - MD071FRANDALLSTNNOCLLIKNOWN05/04/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675-7MDBANDWIDTH.COM CLEC, LLC - MD071FRANDALLSTNNOCLLIKNOWN05/04/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z01/08/2008Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-675-9MDCAVALIER TELEPHONE, LLC (MID-A (Windstream Communications)7944RANDALLSTNBLARMDBL1MDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z06/20/2001Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-985
443-985-0MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03ZN/APrefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03ZN/APrefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985-2MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z07/11/2011Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985-3MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z11/27/2013Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985-4MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z08/22/2014Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985-5MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z02/17/2015Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985-6MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03ZN/APrefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985-7MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z09/12/2008Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03Z04/23/2013Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-985-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH03ZN/APrefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH40Z06/03/2021Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-324
667-324-0MDONVOY SPECTRUM, LLC (Inteliquent)624HRANDALLSTNNOCLLIKNOWN01/13/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324-1MDONVOY SPECTRUM, LLC (Inteliquent)624HRANDALLSTNNOCLLIKNOWN01/13/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324-2MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN06/16/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324-3MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN06/16/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324-4MDONVOY SPECTRUM, LLC (Inteliquent)624HRANDALLSTNNOCLLIKNOWN08/11/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324-5MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN08/24/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324-6MDONVOY SPECTRUM, LLC (Inteliquent)624HRANDALLSTNNOCLLIKNOWN09/22/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324-7MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH40Z06/03/2021Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324-8MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH40Z06/03/2021Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-324-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH40Z06/03/2021Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-390MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH40Z01/27/2022Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-390
667-390-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036RANDALLSTNNOCLLIKNOWN05/10/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-390-6MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN03/28/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-390-7MDONVOY, LLC - MD (Inteliquent)876DRANDALLSTNNOCLLIKNOWN03/28/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-390-9MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855RANDALLSTNBLTMMDCH40Z01/27/2022Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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