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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
410-692MDVERIZON MARYLAND, INC. (Verizon Communications)9212JARRETTSVLJRVLMDJERS000/00/0000Prefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-692
410-692-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-692-1MDBALTIMORE-WASHINGTON TELEPHONE (BWT)8697JARRETTSVLNOCLLIKNOWN05/20/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-692-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-692-3MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN03/01/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-692-4MDARMSTRONG TELECOMMUNICATIONS, INC. - MD420CJARRETTSVLNOCLLIKNOWN08/11/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-692-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-692-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-692-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-692-8MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN08/05/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-692-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941MDVERIZON MARYLAND, INC. (Verizon Communications)9212JARRETTSVLJRVLMDJERS008/21/2001Prefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-941
410-941-0MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119JARRETTSVLNOCLLIKNOWN05/19/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212JARRETTSVLJRVLMDJERS0N/APrefix Type: RBOC
Switch Name: JARRETTSVILLE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941-2MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119JARRETTSVLNOCLLIKNOWN12/05/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941-3MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN03/16/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941-4MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119JARRETTSVLNOCLLIKNOWN01/16/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941-5MDCOMCAST IP PHONE, LLC318JJARRETTSVLNOCLLIKNOWN02/11/2005Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941-6MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN04/20/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228JARRETTSVLBLTOMDKHDS012/09/2008Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941-8MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN01/26/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-941-9MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050JARRETTSVLBLTOMDXIDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-499
443-499-0MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050JARRETTSVLBLTOMDXIDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499-1MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050JARRETTSVLBLTOMDXIDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499-2MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN02/13/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499-3MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN03/03/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499-4MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050JARRETTSVLBLTOMDXIDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499-5MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN09/25/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499-6MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN04/22/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499-7MDCENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc)508JJARRETTSVLBLTMMDDN2MD05/14/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499-8MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN04/22/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-499-9MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN09/11/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325JARRETTSVLBLTMMDFMDS000/00/0000Prefix 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 443-533
443-533-0MDTELNYX LLC073HJARRETTSVLNOCLLIKNOWN04/14/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-1MDUS LEC OF MARYLAND, INC.2589JARRETTSVLCLMAMDJTDS002/06/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-2MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716JARRETTSVLBLTMMDCHW2905/06/2010Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-3MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN09/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-4MDTERRA NOVA TELECOM INC.145JJARRETTSVLNOCLLIKNOWN01/08/2024Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-5MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN03/08/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-6MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN03/08/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-7MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-8MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325JARRETTSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-644MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697JARRETTSVLBLTMMDCH14Z00/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-644
443-644-1MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697JARRETTSVLBLTMMDCH14ZN/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-644-2MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-644-3MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-644-4MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-644-6MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-644-7MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-719MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910JARRETTSVLHNVAMDBHAMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-719
443-719-0MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910JARRETTSVLHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-719-1MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN02/04/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-719-2MDTWILIO INTERNATIONAL, INC.506JJARRETTSVLNOCLLIKNOWN11/30/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-719-4MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN07/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-719-5MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-719-6MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-719-7MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-719-8MDPEERLESS NETWORK OF MARYLAND, LLC568GJARRETTSVLNOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-719-9MDPEERLESS NETWORK OF MARYLAND, LLC568GJARRETTSVLNOCLLIKNOWN04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-576MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLPIVLMDPKX8X03/25/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-576
667-576-1MDDISH WIRELESS, LLC490JJARRETTSVLNOCLLIKNOWN08/10/2022Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-576-2MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN06/15/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-576-3MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN06/15/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-576-4MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN09/25/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-576-5MDONVOY SPECTRUM, LLC (Inteliquent)624HJARRETTSVLNOCLLIKNOWN04/23/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-576-6MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN03/26/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-576-7MDONVOY SPECTRUM, LLC (Inteliquent)624HJARRETTSVLNOCLLIKNOWN01/04/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-576-8MDONVOY SPECTRUM, LLC (Inteliquent)624HJARRETTSVLNOCLLIKNOWN01/04/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-576-9MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN12/06/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info