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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
301-823 9 Washington Zone 13 MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-824 A Smithsburg MD SMBGMDSMRS0  9212 VERIZON MARYLAND, INC. 240      
301-824 0 Smithsburg MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2007-04-07   
301-824 1 Smithsburg MD SMBGMDSMRS0  9212 VERIZON MARYLAND, INC. 240      
301-824 2 Smithsburg MD SMBGMDSMRS0  9212 VERIZON MARYLAND, INC. 240      
301-824 3 Smithsburg MD SMBGMDSMRS0  9212 VERIZON MARYLAND, INC. 240      
301-824 4 Smithsburg MD SMBGMDSMRS0  9212 VERIZON MARYLAND, INC. 240      
301-824 5 Smithsburg MD SMBGMDSMRS0  9212 VERIZON MARYLAND, INC. 240      
301-824 6 Smithsburg MD SMBGMDSMRS0  9212 VERIZON MARYLAND, INC. 240      
301-824 7 Smithsburg MD SMBGMDSMRS0  9212 VERIZON MARYLAND, INC. 240      
301-824 8 Smithsburg MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2004-03-28   
301-824 9 Smithsburg MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2006-08-22   
301-825 A Washington Zone 10 MD WASHDCSWDS8  7421 AT&T - LOCAL 236      
301-825 0 Washington Zone 10 MD WASHDCSWDS8  7421 AT&T - LOCAL 236      
301-825 1 Washington Zone 10 MD BTVLMD12CMA  5562 METROPCS, INC. 236   2013-08-01   
301-825 2 Washington Zone 10 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-09-19   
301-825 3 Washington Zone 10 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-09-19   
301-825 4 Washington Zone 10 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-09-19   
301-825 5 Washington Zone 10 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-12-08   
301-825 6 Washington Zone 10 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-09-19   
301-825 7 Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236   2006-12-27   
301-825 8 Washington Zone 10 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-12-08   
301-825 9 Washington Zone 10 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-12-08   
301-826 A Lexington Park-Great Mills MD LXPKMDLXDS0  9212 VERIZON MARYLAND, INC. 236      
301-827 A Washington Zone 2 MD BTHSMDRPDS0  9212 VERIZON MARYLAND, INC. 236      
301-828 A Washington Zone 2 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-828 0 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-09-29   
301-828 1 Washington Zone 2 MD WASHDCMTX7X  2697 CTC COMMUNICATIONS CORP. - MD 236   2005-11-11   
301-828 2 Washington Zone 2 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-828 3 Washington Zone 2 MD OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-828 4 Washington Zone 2 MD CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236   2005-04-22   
301-828 5 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-27   
301-828 6 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-06-28   
301-828 7 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-04-07   
301-828 8 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2008-03-11   
301-828 9 Washington Zone 2 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-829 A Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-829 0 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-829 1 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-829 2 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-829 3 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-829 4 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-829 5 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-829 6 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-829 7 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240   2001-11-03   
301-829 8 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-829 9 Mount Airy MD MTARMDMARS1  9212 VERIZON MARYLAND, INC. 240      
301-830 A Washington Zone 3 MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 236      
301-830 0 Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-830 1 Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-830 2 Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-830 3 Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-01   
301-830 4 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-01-04   
301-830 5 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-01-04   
301-830 6 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2007-08-13   
301-830 7 Washington Zone 3 MD CHCHMDBE6MD  4716 PAETEC COMMUNICATIONS, INC. - MD 236   2006-01-09   
301-830 8 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-02-14   
301-830 9 Washington Zone 3 MD OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-831 A Damascus (Hagerstown LATA) MD NWMRMDNERS3  9212 VERIZON MARYLAND, INC. 240      
301-832 A Washington Zone 4 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-832 0 Washington Zone 4 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-06-05   
301-832 1 Washington Zone 4 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-07-03   
301-832 2 Washington Zone 4 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-02-15   
301-832 3 Washington Zone 4 MD WASHDCMTX7X  2697 CTC COMMUNICATIONS CORP. - MD 236   2006-06-24   
301-832 4 Washington Zone 4 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-09-01   
301-832 5 Washington Zone 4 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-10-03   
301-832 6 Washington Zone 4 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-11-03   
301-832 7 Washington Zone 4 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2009-09-09   
301-832 8 Washington Zone 4 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2009-06-01   
301-832 9 Washington Zone 4 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-833 A Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-833 0 Washington Zone 14 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2004-03-26   
301-833 1 Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-07-17   
301-833 2 Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-07-17   
301-833 3 Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-07-17   
301-833 4 Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-07-17   
301-833 5 Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2003-06-29   
301-833 6 Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2003-06-29   
301-833 7 Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2003-06-29   
301-833 8 Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2003-06-29   
301-833 9 Washington Zone 14 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2003-06-29   
301-834 A Brunswick MD BRWKMDBRRS0  9212 VERIZON MARYLAND, INC. 240      
301-834 0 Brunswick MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2004-03-28   
301-834 1 Brunswick MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2016-09-12   
301-834 2 Brunswick MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2007-06-04   
301-834 3 Brunswick MD BRWKMDBRRS0  9212 VERIZON MARYLAND, INC. 240      
301-834 4 Brunswick MD BRWKMDBRRS0  9212 VERIZON MARYLAND, INC. 240      
301-834 5 Brunswick MD BRWKMDBRRS0  9212 VERIZON MARYLAND, INC. 240      
301-834 6 Brunswick MD BRWKMDBRRS0  9212 VERIZON MARYLAND, INC. 240      
301-834 7 Brunswick MD BRWKMDBRRS0  9212 VERIZON MARYLAND, INC. 240      
301-834 8 Brunswick MD BRWKMDBRRS0  9212 VERIZON MARYLAND, INC. 240      
301-834 9 Brunswick MD BRWKMDBRRS0  9212 VERIZON MARYLAND, INC. 240      
301-835 A Frederick MD HGTWMD534MD  197D VONAGE AMERICA LLC 240      
301-835 0 Frederick MD HGTWMD534MD  197D VONAGE AMERICA LLC 240   2019-01-18   
301-835 1 Frederick MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2020-11-07   
301-835 2 Frederick MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2020-11-07   
301-835 3 Frederick MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2019-11-29   
301-835 4 Frederick MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2019-10-16   
301-835 5 Frederick MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2019-03-13   
301-835 6 Frederick MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2019-04-11   

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

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