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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
301-715 6 Washington Zone 15 MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-715 7 Washington Zone 15 MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-06-14   
301-715 8 Washington Zone 15 MD WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2016-11-19   
301-715 9 Washington Zone 15 MD   515J IP HORIZON LLC 236   2019-04-26   
301-716 A Washington Zone 13 MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
301-717 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-718 A Washington Zone 2 MD CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-719 A Washington Zone 16 MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-719 0 Washington Zone 16 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
301-719 1 Washington Zone 16 MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-719 2 Washington Zone 16 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-04-30   
301-719 3 Washington Zone 16 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-04-30   
301-719 4 Washington Zone 16 MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-05-22   
301-719 5 Washington Zone 16 MD WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2020-04-15   
301-719 6 Washington Zone 16 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-22   
301-719 7 Washington Zone 16 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-22   
301-719 8 Washington Zone 16 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
301-719 9 Washington Zone 16 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-22   
301-720 A Brandywine MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-720 0 Brandywine MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
301-720 1 Brandywine MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
301-720 2 Brandywine MD BTVLMD12CMA  5562 METROPCS, INC. 236   2019-07-11   
301-720 3 Brandywine MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-29   
301-720 4 Brandywine MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-29   
301-720 5 Brandywine MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-06-16   
301-720 6 Brandywine MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-06-16   
301-720 7 Brandywine MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-06-16   
301-720 8 Brandywine MD WASHDC127MD  073H TELNYX LLC 236   2017-04-27   
301-720 9 Brandywine MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-721 A Washington Zone 10 MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-722 A Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 A Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 0 Cumberland MD CMLDMDCM5MD  4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2005-07-22   
301-723 1 Cumberland MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2018-05-29   
301-723 2 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 3 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 4 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 5 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 6 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 7 Cumberland MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2006-07-01   
301-723 8 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 9 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-724 A Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-725 A Laurel MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-726 A Kitzmiller MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240      
301-726 3 Kitzmiller MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2023-03-31   
301-727 A Washington Zone 5 MD VINNVACB2MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 236      
301-728 A Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-729 A Cumberland MD CSTWMDCRDS0  9212 VERIZON MARYLAND, INC. 240      
301-730 A Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-731 A Washington Zone 4 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-732 A Frederick MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
301-732 0 Frederick MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2014-12-01   
301-732 1 Frederick MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2013-06-14   
301-732 2 Frederick MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2013-08-01   
301-732 3 Frederick MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2014-12-23   
301-732 4 Frederick MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2015-08-11   
301-732 5 Frederick MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2011-12-04   
301-732 6 Frederick MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2013-09-18   
301-732 7 Frederick MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2015-05-21   
301-732 8 Frederick MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2015-07-21   
301-732 9 Frederick MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2014-10-10   
301-733 A Hagerstown MD HGTWMDHGDS0  9212 VERIZON MARYLAND, INC. 240      
301-734 A Washington Zone 3 MD SLSPMDSSDSS  9212 VERIZON MARYLAND, INC. 236      
301-735 A Washington Zone 5 MD STLDMDSLDS0  9212 VERIZON MARYLAND, INC. 236      
301-736 A Washington Zone 5 MD STLDMDSLDS0  9212 VERIZON MARYLAND, INC. 236      
301-737 A Lexington Park-Great Mills MD LXPKMDLXDS0  9212 VERIZON MARYLAND, INC. 236      
301-738 A Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
301-739 A Hagerstown MD HGTWMDHGDS0  9212 VERIZON MARYLAND, INC. 240      
301-740 A Gaithersburg MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
301-740 0 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236   2004-11-29   
301-740 1 Gaithersburg MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236   2004-07-02   
301-740 2 Gaithersburg MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236   2004-07-02   
301-740 3 Gaithersburg MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236   2004-07-02   
301-740 4 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236   2005-04-07   
301-740 5 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236   2006-02-05   
301-740 6 Gaithersburg MD WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2011-09-02   
301-740 7 Gaithersburg MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236   2006-03-30   
301-740 8 Gaithersburg MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236   2006-03-30   
301-740 9 Gaithersburg MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236   2006-03-30   
301-741 A Laurel MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-741 0 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 1 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 2 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 3 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 4 Laurel MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-741 5 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 6 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-741 7 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-741 8 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-741 9 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-742 A Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-743 A Indian Head MD INHDMDINRS0  9212 VERIZON MARYLAND, INC. 236      
301-743 0 Indian Head MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2025-01-06   
301-743 1 Indian Head MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2022-08-21   
301-743 2 Indian Head MD INHDMDINRS0  9212 VERIZON MARYLAND, INC. 236      
301-743 3 Indian Head MD INHDMDINRS0  9212 VERIZON MARYLAND, INC. 236      
301-743 4 Indian Head MD INHDMDINRS0  9212 VERIZON MARYLAND, INC. 236      
301-743 5 Indian Head MD INHDMDINRS0  9212 VERIZON MARYLAND, INC. 236      
301-743 6 Indian Head MD INHDMDINRS0  9212 VERIZON MARYLAND, INC. 236      

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

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