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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
301-878MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-201MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREXXXXXXXXXXX00/00/0000Prefix Type: RBOC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-207MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-209
410-209-0MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-7MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-209-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-215MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-217MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-218MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-223MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-225MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-230MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-232MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630BALTIMOREHNVAMDAE3MD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-233MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-234MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-235MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-237
410-237-0MDNUSO, LLC551GBALTIMOREBLTMMDCHDMD06/25/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-1MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/16/2024Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-4MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-6MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN05/22/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-7MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN11/01/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-8MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN11/01/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-237-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/16/2024Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/06/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-240
410-240-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-240-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-241MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-243MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-244MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-246
410-246-0MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-2MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-4MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMORENOCLLIKNOWN07/16/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-5MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-8MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-246-9MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-254MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-258
410-258-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-258-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-261
410-261-0MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMOREBLTMMDUVDS001/16/2024Prefix Type: WIRELESS
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-4MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN04/20/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-6MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDUVDS001/29/2024Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-261-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/23/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-262
410-262-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-262-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-274MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-276MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-291
410-291-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-1MDNUSO, LLC551GBALTIMOREBLTMMDCHDMD05/08/2017Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-2MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMOREBLTMMDCH1DD10/17/2017Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-6MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDSA08/03/2017Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-7MDCENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc)508JBALTIMOREBLTMMDDN2MD07/10/2017Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-8MDNUSO, LLC551GBALTIMOREBLTMMDCHDMD05/08/2017Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-291-9MDIP HORIZON LLC515JBALTIMOREBLTMMDCH1DD03/27/2019Prefix Type: IPES
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-299MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/06/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-301
410-301-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-301-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/07/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-303MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-318
410-318-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-318-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z07/30/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-319
410-319-0MDATX TELECOMMUNICATIONS SERVICES, LTD.1958BALTIMORENOCLLIKNOWN01/23/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-2MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMOREBLTMMDHMDS001/09/2019Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-4MDTERRA NOVA TELECOM INC.145JBALTIMOREBLTMMDHMDS008/26/2021Prefix Type: IPES
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-319-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-323MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-325
410-325-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z09/07/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-327MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-328MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-332MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-333MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-336MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-338
410-338-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-338-9MDIP HORIZON LLC515JBALTIMOREBLTMMDCHXHX03/27/2019Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-340MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-342MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-347MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBRKLMDBKDS000/00/0000Prefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-350
410-350-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBRKLMDBKDS0N/APrefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350-1MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/11/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBRKLMDBKDS0N/APrefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBRKLMDBKDS0N/APrefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350-4MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT002/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350-5MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT002/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350-6MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT002/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBRKLMDBKDS0N/APrefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBRKLMDBKDS0N/APrefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-350-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/11/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-351MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630BALTIMOREHNVAMDAE3MD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-354MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBRKLMDBKDS000/00/0000Prefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-355MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBRKLMDBKDS000/00/0000Prefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-358MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-359MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-361
410-361-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/26/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/26/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-361-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-362MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-365
410-365-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-365-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-366MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-367MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-368
410-368-0MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMORENOCLLIKNOWN06/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-368-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591BALTIMOREBLTMMDDNDS200/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-369
410-369-0MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591BALTIMOREBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369-1MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591BALTIMOREBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369-2MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591BALTIMOREBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369-3MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591BALTIMOREBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369-4MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591BALTIMOREBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369-5MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591BALTIMOREBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z12/14/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369-7MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591BALTIMOREBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z12/14/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-369-9MDLEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc)7591BALTIMOREBLTMMDDNDS2N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-371MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-375MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-382MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-383MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-385MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387MDBROADVIEW NETWORKS, INC. - MD (Windstream Holdings)9170BALTIMOREPIVLMDPKQMD08/12/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-387
410-387-0MDVDL, INC. DBA GLOBAL TELECOM BROKERS - MD4492BALTIMORENOCLLIKNOWN09/26/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387-1MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD09/29/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387-2MDBROADVIEW NETWORKS, INC. - MD (Windstream Holdings)9170BALTIMOREPIVLMDPKQMD08/15/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387-3MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD09/29/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387-4MDBROADVIEW NETWORKS, INC. - MD (Windstream Holdings)9170BALTIMOREPIVLMDPKQMD08/15/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387-5MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD09/29/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387-6MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD09/29/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387-7MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697BALTIMORENOCLLIKNOWN09/20/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387-8MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD09/29/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-387-9MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD09/29/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-389MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630BALTIMOREHNVAMDAE3MD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-393MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-396MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/15/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-400
410-400-0MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400-1MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400-2MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400-3MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400-4MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400-5MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400-6MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400-7MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400-8MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-400-9MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD06/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-404MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-409MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-410
410-410-0MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410-1MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410-2MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410-3MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410-4MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410-5MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410-6MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410-7MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410-8MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-410-9MDONVOY SPECTRUM, LLC (Inteliquent)624HBALTIMOREBLTMMDCHXUX05/17/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-419
410-419-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-419-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-426MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-433MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-435MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-444MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDHMDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-445MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630BALTIMOREHNVAMDAE3MD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-448
410-448-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448-8MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWN08/30/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-448-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREWDLWMDWLDS0N/APrefix Type: RBOC
Switch Name: WOODLAWN
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-450
410-450-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450-3MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMORENOCLLIKNOWN09/01/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450-4MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMORENOCLLIKNOWN07/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-450-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DDN/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-454MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-456MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-458MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-462MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-464
410-464-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464-7MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWN01/26/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464-8MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWN01/26/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-464-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-466MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-467MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-468MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-469
410-469-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z03/20/2008Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469-1MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMORENOCLLIKNOWN04/14/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469-2MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229BALTIMOREARBTMDARDS0N/APrefix Type: CLEC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469-6MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMORENOCLLIKNOWN06/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469-7MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMORENOCLLIKNOWN06/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469-8MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN01/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-469-9MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN03/10/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS306/28/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-470
410-470-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-470-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS307/08/2005Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-478
410-478-0MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478-1MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478-2MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478-3MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478-4MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478-5MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478-6MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478-7MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-478-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT007/19/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-481MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-483
410-483-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-8MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWN01/26/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-485MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-488MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-493
410-493-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-493-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-499
410-499-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-499-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-500
410-500-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z03/11/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z03/11/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z03/11/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z03/11/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500-4MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2905/09/2005Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500-5MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2905/09/2005Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z06/15/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z06/15/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z06/15/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-500-9MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN03/08/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-502MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-516
410-516-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-516-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS002/13/2002Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-522
410-522-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/17/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-522-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-523MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-525
410-525-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525-4MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMORENOCLLIKNOWN07/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525-5MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMORENOCLLIKNOWN04/14/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525-6MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMORENOCLLIKNOWN07/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525-7MDQUANTUM TELECOMMUNICATIONS, INC. - MD2596BALTIMORENOCLLIKNOWN01/04/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-525-9MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-528
410-528-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/17/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-528-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-532MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-534
410-534-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-534-9MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-537
410-537-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-537-9MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDSA01/08/2016Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-539MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-542MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-545MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-547MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-550MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDKMRS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-554MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-558
410-558-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229BALTIMOREBLTMMDSN5MD01/13/2005Prefix Type: CLEC
Switch Name: BRYNPKLNCM
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-558-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-563MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-566MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-576MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-578MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-585
410-585-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS1N/APrefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585-4MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT002/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585-5MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT002/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585-6MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWN01/26/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585-7MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/11/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585-8MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWN01/26/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-585-9MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWN01/26/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-591MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-598MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-601
410-601-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601-3MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN05/19/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-601-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-605MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-613MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCH1DD00/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-614MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-617
410-617-0MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN05/19/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDYKDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617-8MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN05/19/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-617-9MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMOREBLTMMDYKDS007/15/2019Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS008/12/2011Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-622
410-622-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/18/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/18/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/18/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS008/15/2011Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/18/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/18/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/18/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/18/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/18/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-622-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/18/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDCG000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-624
410-624-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDCG0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDCG0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624-2MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2905/12/2004Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDCG0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDCG0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 1AESS
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624-5MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN09/01/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624-6MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT004/15/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624-7MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN10/05/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT004/15/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-624-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT004/15/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-625MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-627MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-631
410-631-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631-3MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMORENOCLLIKNOWN09/14/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-631-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS0N/APrefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-633MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-637
410-637-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-637-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-640MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630BALTIMOREHNVAMDAE3MD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-644MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-646
410-646-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS0N/APrefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646-8MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN12/17/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-646-9MDCORE COMMUNICATIONS, INC.- MD2593BALTIMOREARBTMDARDS004/15/2019Prefix Type: CLEC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS000/00/0000Prefix 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 410-649
410-649-0MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-1MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-2MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-3MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-4MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-5MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-6MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-7MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-8MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-659MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-662
410-662-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662-2MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT004/15/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z09/07/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-662-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS0N/APrefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-664MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDLBDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-669MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-675MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-685MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-706MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY10/03/2005Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-710
410-710-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY12/08/2005Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY12/08/2005Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY12/08/2005Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY12/08/2005Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY12/08/2005Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY12/08/2005Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710-6MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS012/27/2005Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY01/06/2006Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY01/06/2006Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-710-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCHXWY10/10/2005Prefix Type: PCS
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-727MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-728MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-732MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-735MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-735
410-735-0MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-735-1MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMDN/APrefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-735-2MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMDN/APrefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-735-3MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
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Tandem: N/A
Detailed Switch Info
410-735-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLARMDBLDS008/29/2003Prefix Type: RBOC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-735-5MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-735-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLARMDBLDS008/12/2003Prefix Type: RBOC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-735-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLARMDBLDS008/12/2003Prefix Type: RBOC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-735-8MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
410-735-9MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-736MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
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Tandem: N/A
Detailed Switch Info
Thousands block for 410-736
410-736-0MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
410-736-1MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
410-736-2MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
410-736-3MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
Switch Name: N/A
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Tandem: N/A
Detailed Switch Info
410-736-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
Switch Name: BALTIMORE
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-736-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
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Tandem: N/A
Detailed Switch Info
410-736-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-736-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS2N/APrefix Type: RBOC
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Tandem: N/A
Detailed Switch Info
410-736-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-736-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
410-743MDUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630BALTIMOREHNVAMDAE3MD00/00/0000Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-746MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
410-752MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-759MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-759
410-759-0MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/16/2024Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
410-759-1MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/16/2024Prefix Type: WIRELESS
Switch Name: N/A
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Tandem: N/A
Detailed Switch Info
410-759-2MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-759-3MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-759-4MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-759-5MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-759-6MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
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Tandem: N/A
Detailed Switch Info
410-759-7MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-759-8MDVDL, INC. DBA GLOBAL TELECOM BROKERS - MD4492BALTIMORENOCLLIKNOWN12/07/2016Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
410-759-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/16/2024Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
410-764MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREPIVLMDPKDS100/00/0000Prefix Type: RBOC
Switch Name: PIKESVILLE
Switch Type: Northern Telecom DMS10S
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-767MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDMDDS000/00/0000Prefix Type: RBOC
Switch Name: MADISON
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-779MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMOREBLTMMDSN6MD00/00/0000Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-779
410-779-0MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-779-1MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWNN/APrefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-779-2MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
410-779-3MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMOREBLTMMDSN6MDN/APrefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-779-4MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2901/05/2010Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-779-5MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWNN/APrefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-779-6MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-779-7MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
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Tandem: N/A
Detailed Switch Info
410-779-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/12/2006Prefix Type: PCS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-779-9MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMOREBLTMMDSN6MD03/05/2010Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
410-783MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
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Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD10/05/2004Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-800
410-800-0MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWN10/06/2004Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/25/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800-2MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN02/10/2005Prefix Type: IPES
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z10/10/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800-4MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2908/15/2005Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z04/14/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z04/14/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800-7MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD08/02/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800-8MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD08/02/2005Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-800-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/25/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
410-801MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-801
410-801-0MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/16/2024Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-801-1MDONVOY, LLC - MD (Inteliquent)876DBALTIMORENOCLLIKNOWN01/29/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-801-2MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS003/27/2017Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-801-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS003/27/2017Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-801-4MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS003/27/2017Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-801-5MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS006/27/2019Prefix Type: CLEC
Switch Name: BALTIMORE
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-801-6MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMORENOCLLIKNOWN07/15/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-801-7MDRCLEC, INC. (Ring Central)156JBALTIMORENOCLLIKNOWN01/31/2017Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-801-8MDCOMCAST IP PHONE, LLC318JBALTIMOREBLTOMDKHDS005/22/2018Prefix Type: IPES
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-801-9MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMORENOCLLIKNOWN07/15/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-804MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/25/2011Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-805
410-805-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-805-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z08/26/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD09/30/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-814
410-814-0MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN12/09/2005Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z11/23/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814-2MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD10/04/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814-3MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD10/04/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814-4MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD10/04/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814-5MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD10/04/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814-6MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD10/04/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814-7MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMOREHNVAMDBHAMD10/04/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/06/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-814-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/06/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/19/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-826
410-826-0MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826-1MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826-2MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826-3MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826-4MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826-5MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826-6MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826-7MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826-8MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-826-9MDONVOY, LLC - MD (Inteliquent)876DBALTIMOREBLTMMDCH42Z11/23/2015Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-837MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-843MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844MDPEERLESS NETWORK OF MARYLAND, LLC568GBALTIMOREBLTQMD01DS009/30/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-844
410-844-0MDPEERLESS NETWORK OF MARYLAND, LLC568GBALTIMOREBLTQMD01DS010/04/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844-1MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD10/06/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844-2MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD10/06/2011Prefix Type: WIRELESS
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844-3MDPEERLESS NETWORK OF MARYLAND, LLC568GBALTIMOREBLTQMD01DS010/04/2011Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844-4MDPEERLESS NETWORK OF MARYLAND, LLC568GBALTIMOREBLTQMD01DS010/04/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844-5MDPEERLESS NETWORK OF MARYLAND, LLC568GBALTIMOREBLTQMD01DS010/04/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844-6MDPEERLESS NETWORK OF MARYLAND, LLC568GBALTIMOREBLTQMD01DS010/04/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844-7MDPEERLESS NETWORK OF MARYLAND, LLC568GBALTIMOREBLTQMD01DS010/04/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844-8MDPEERLESS NETWORK OF MARYLAND, LLC568GBALTIMOREBLTQMD01DS010/04/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-844-9MDPEERLESS NETWORK OF MARYLAND, LLC568GBALTIMOREBLTQMD01DS010/04/2011Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMORECYVLMDDADS000/00/0000Prefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-856
410-856-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMORECYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856-1MDLIGHTWAVE COMMUNICATIONS, LLC - MD5966BALTIMORENOCLLIKNOWN03/25/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMORECYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMORECYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMORECYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMORECYVLMDDADS0N/APrefix Type: RBOC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229BALTIMORECYVLMDDADS0N/APrefix Type: CLEC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229BALTIMORECYVLMDDADS0N/APrefix Type: CLEC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856-8MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229BALTIMORECYVLMDDADS0N/APrefix Type: CLEC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-856-9MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229BALTIMORECYVLMDDADS0N/APrefix Type: CLEC
Switch Name: COCKEYSVILLE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-864
410-864-0MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864-2MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864-4MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864-5MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864-8MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2908/15/2005Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-864-9MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-878
410-878-0MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN07/11/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878-1MDCOMCAST IP PHONE, LLC318JBALTIMORENOCLLIKNOWN07/11/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878-2MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2908/15/2005Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878-4MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/25/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878-6MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2908/15/2005Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878-7MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2907/18/2005Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878-8MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-878-9MDATX TELECOMMUNICATIONS SERVICES, LTD.1958BALTIMORENOCLLIKNOWN07/11/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-889MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDUVDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-895MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697BALTIMOREBLTMMDCH14Z10/04/2004Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-900
410-900-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/28/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900-1MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697BALTIMOREBLTMMDCH14Z10/05/2004Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/28/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/10/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/05/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/05/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/05/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z01/05/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z06/22/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-900-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z12/03/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-905
410-905-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-905-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-906MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREARBTMDARDS000/00/0000Prefix Type: RBOC
Switch Name: ARBUTUS
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-908
410-908-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-908-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-913MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-915MDBALTIMORE-WASHINGTON TELEPHONE (BWT)8697BALTIMORELARLMDEH00T10/27/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-916MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-925MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMOREBLTMMDCH45Z05/13/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-929
410-929-0MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMOREBLTMMDCH45Z05/14/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929-1MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMOREBLTMMDCH45Z11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929-2MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMOREBLTMMDCH45Z11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929-3MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMOREBLTMMDCH45Z11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929-4MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMOREBLTMMDCH45Z11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929-5MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMOREBLTMMDCH45Z11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929-6MDBANDWIDTH.COM CLEC, LLC - MD071FBALTIMOREBLTMMDCH45Z11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929-7MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BALTIMORENOCLLIKNOWN08/05/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929-8MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EBALTIMORENOCLLIKNOWN09/14/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-929-9MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EBALTIMORENOCLLIKNOWN09/14/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-935MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-945MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-947MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDEDRP000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-949
410-949-0MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT002/13/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949-2MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949-4MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949-5MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949-6MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949-7MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/08/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949-8MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-949-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z09/07/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-951MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BALTIMOREBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-952MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-954MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-955MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDWLDS000/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-960MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-961
410-961-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-961-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-962MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
Switch Name: BALTIMORE
Switch Type: WECO 5ESS Host (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-963
410-963-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-963-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-976MDMULTIPLE OCN LISTINGMULTBALTIMOREXXXXXXXXXXX00/00/0000Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-977
410-977-0MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-977-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982MDQUANTUM TELECOMMUNICATIONS, INC. - MD2596BALTIMOREBLTMMD91DS210/13/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-982
410-982-0MDQUANTUM TELECOMMUNICATIONS, INC. - MD2596BALTIMOREBLTMMD91DS210/15/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z11/10/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z11/10/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z11/10/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z12/17/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z12/17/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982-6MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2912/03/2004Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982-7MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/01/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/01/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-982-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/01/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-986MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS300/00/0000Prefix Type: RBOC
Switch Name: CHARLES STREET 2
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-202MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/09/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-202
443-202-0MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-202-1MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-202-2MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-202-3MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-202-4MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-202-5MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-202-6MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
443-202-7MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-202-8MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
443-202-9MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/10/2012Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
443-208MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
Thousands block for 443-208
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-208-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-208-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-208-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-208-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-208-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-208-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-208-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-208-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-208-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z02/01/2011Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-220MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDCHDS200/00/0000Prefix Type: RBOC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-220
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Tandem: N/A
Detailed Switch Info
443-220-1MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/18/2003Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
443-220-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z07/15/2005Prefix Type: PCS
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Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
443-220-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z07/15/2005Prefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-220-4MDMETROPCS, INC. (T-Mobile US, Inc)5562BALTIMORENOCLLIKNOWN07/22/2003Prefix Type: PCS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-220-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z07/22/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-220-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z07/22/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-220-7MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/18/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-220-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/18/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
443-220-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT012/18/2003Prefix Type: WIRELESS
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Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
443-224MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS000/00/0000Prefix Type: CLEC
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-224
443-224-0MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/10/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BALTIMOREBLTOMDKHDS0N/APrefix Type: CLEC
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-2MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BALTIMORENOCLLIKNOWN06/21/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-3MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT003/10/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/30/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/30/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/30/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/30/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
443-224-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z11/04/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-224-9MDGLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc)6050BALTIMORENOCLLIKNOWN07/18/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-226MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z00/00/0000Prefix Type: PCS
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-226
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-226-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-226-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-226-3MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-226-4MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-226-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-226-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-226-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
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Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
443-226-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
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Tandem: N/A
Detailed Switch Info
443-226-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40ZN/APrefix Type: PCS
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Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
443-240MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/27/2012Prefix Type: WIRELESS
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Tandem: N/A
Detailed Switch Info
Thousands block for 443-240
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Tandem: N/A
Detailed Switch Info
443-240-1MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/30/2012Prefix Type: WIRELESS
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-240-2MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/30/2012Prefix Type: WIRELESS
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-240-3MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/30/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-240-4MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/30/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-240-5MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/30/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-240-6MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/30/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-240-7MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/30/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-240-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/30/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-240-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BALTIMORECLMAMDORGT001/30/2012Prefix Type: WIRELESS
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/15/2007Prefix Type: WIRELESS
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-248
443-248-0MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD01/19/2007Prefix Type: WIRELESS
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248-1MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z03/19/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248-2MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z03/19/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248-3MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD04/04/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248-4MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD04/04/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248-5MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/08/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248-6MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/08/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248-7MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/17/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248-8MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855BALTIMOREBLTMMDCH40Z05/17/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-248-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobi