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NPA: 301 [Rate centres in NPA 301] [Dial plan for NPA 301]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-912 5 Washington Zone 14 (Baltimore LATA) MD ODTNMDPORS2  9212 VERIZON MARYLAND, INC. 238      
301-912 6 Washington Zone 14 (Baltimore LATA) MD ODTNMDONDS0  9212 VERIZON MARYLAND, INC. 238      
301-912 7 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
301-912 8 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
301-912 9 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
301-913 A Washington Zone 2 MD CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-913 0 Washington Zone 2 MD CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-913 1 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2017-11-24   
301-913 2 Washington Zone 2 MD CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-913 3 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2017-11-24   
301-913 4 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2017-11-29   
301-913 5 Washington Zone 2 MD CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-913 6 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2017-11-24   
301-913 7 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2017-11-24   
301-913 8 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2017-11-24   
301-913 9 Washington Zone 2 MD CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-914 A Oakland MD THVLMDTV0MD  676A MOUNTAIN COMMUNICATIONS, LLC DBA PROCOM - MD 240      
301-914 0 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-10-22   
301-914 1 Oakland MD THVLMDTV0MD  676A MOUNTAIN COMMUNICATIONS, LLC DBA PROCOM - MD 240   2013-02-17   
301-914 2 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-10-22   
301-914 3 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-10-22   
301-914 4 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-10-22   
301-914 5 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-10-22   
301-914 6 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-10-22   
301-914 7 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-10-22   
301-914 8 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-10-22   
301-914 9 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-10-22   
301-915 A Washington Zone 2 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-915 0 Washington Zone 2 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-915 1 Washington Zone 2 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-915 2 Washington Zone 2 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-915 3 Washington Zone 2 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-915 4 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-06-05   
301-915 5 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-06-05   
301-915 6 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-06-05   
301-915 7 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-06-05   
301-915 8 Washington Zone 2 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-915 9 Washington Zone 2 MD HRNDVACKAMD  1958 ATX TELECOMMUNICATIONS SERVICES, LTD. 236   2004-03-27   
301-916 A Gaithersburg MD GMTWMDGNDS0  9212 VERIZON MARYLAND, INC. 236      
301-917 A Washington Zone 10 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-917 0 Washington Zone 10 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-917 1 Washington Zone 10 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-917 2 Washington Zone 10 MD CHCHMDBE6MD  4716 PAETEC COMMUNICATIONS, INC. - MD 236   2007-05-15   
301-917 3 Washington Zone 10 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2007-12-05   
301-917 4 Washington Zone 10 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-02-04   
301-917 5 Washington Zone 10 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-10-12   
301-917 6 Washington Zone 10 MD HRNDVACKAMD  1958 ATX TELECOMMUNICATIONS SERVICES, LTD. 236   2005-07-08   
301-917 7 Washington Zone 10 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-02-04   
301-917 8 Washington Zone 10 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-917 9 Washington Zone 10 MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
301-918 A Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-918 0 Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-918 1 Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-918 2 Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-918 3 Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-918 4 Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-918 5 Washington Zone 4 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2014-10-24   
301-918 6 Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-918 7 Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-918 8 Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-918 9 Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-919 A Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-920 A Washington Zone 3 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-920 0 Washington Zone 3 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-920 1 Washington Zone 3 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-920 2 Washington Zone 3 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-920 3 Washington Zone 3 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-920 4 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-02-03   
301-920 5 Washington Zone 3 MD WASHDCMTX7X  2697 CTC COMMUNICATIONS CORP. - MD 236   2008-12-01   
301-920 6 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-02-03   
301-920 7 Washington Zone 3 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-920 8 Washington Zone 3 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
301-920 9 Washington Zone 3 MD HRNDVACKAMD  1958 ATX TELECOMMUNICATIONS SERVICES, LTD. 236   2004-03-02   
301-921 A Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-921 0 Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-921 1 Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-921 2 Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-921 3 Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-921 4 Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-921 5 Washington Zone 10 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-09-20   
301-921 6 Washington Zone 10 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-24   
301-921 7 Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-921 8 Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-921 9 Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-922 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-923 A Washington Zone 13 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-923 0 Washington Zone 13 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2024-12-08   
301-923 1 Washington Zone 13 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-12-14   
301-923 2 Washington Zone 13 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-29   
301-923 3 Washington Zone 13 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-29   
301-923 4 Washington Zone 13 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-10-17   
301-923 5 Washington Zone 13 MD BTVLMD12CMA  5562 METROPCS, INC. 236   2020-10-05   
301-923 6 Washington Zone 13 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2025-01-04   
301-923 7 Washington Zone 13 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-29   
301-923 8 Washington Zone 13 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
301-923 9 Washington Zone 13 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-10-17   
301-924 A Washington Zone 12 MD OLNYMDOKRP0  9212 VERIZON MARYLAND, INC. 236      
301-925 A Washington Zone 5 MD LDVRMDLODS0  9212 VERIZON MARYLAND, INC. 236      
301-926 A Gaithersburg MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-927 A Washington Zone 4 MD HYVLMDHYDS0  9212 VERIZON MARYLAND, INC. 236      

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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