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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
301-798 4 Damascus (Hagerstown LATA) MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2014-05-17   
301-798 5 Damascus (Hagerstown LATA) MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2012-11-03   
301-798 6 Damascus (Hagerstown LATA) MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2014-01-31   
301-798 7 Damascus (Hagerstown LATA) MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2014-08-25   
301-798 8 Damascus (Hagerstown LATA) MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2014-06-06   
301-798 9 Damascus (Hagerstown LATA) MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2015-02-28   
301-799 A Keedysville MD HGTWMD53DS0  2593 CORE COMMUNICATIONS, INC.- MD 240      
301-799 0 Keedysville MD FRDRMDFRPS0  2593 CORE COMMUNICATIONS, INC.- MD 240   2004-05-09   
301-799 1 Keedysville MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2011-01-22   
301-799 2 Keedysville MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2012-11-25   
301-799 3 Keedysville MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2014-11-21   
301-799 4 Keedysville MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2014-11-21   
301-799 5 Keedysville MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2015-02-26   
301-799 6 Keedysville MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2015-02-26   
301-799 7 Keedysville MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2013-01-22   
301-799 8 Keedysville MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2008-12-04   
301-799 9 Keedysville MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2006-08-22   
301-800 A Hagerstown MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-800 0 Hagerstown MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2010-08-07   
301-800 1 Hagerstown MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2011-03-10   
301-800 2 Hagerstown MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2011-03-10   
301-800 3 Hagerstown MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2010-06-13   
301-800 4 Hagerstown MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2010-06-13   
301-800 5 Hagerstown MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2011-03-10   
301-800 6 Hagerstown MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2011-03-15   
301-800 7 Hagerstown MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2011-06-02   
301-800 8 Hagerstown MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2010-10-11   
301-800 9 Hagerstown MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2010-10-11   
301-801 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-802 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-803 A Washington Zone 2 MD BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-803 0 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-27   
301-803 1 Washington Zone 2 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-803 2 Washington Zone 2 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-803 3 Washington Zone 2 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-803 4 Washington Zone 2 MD BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-803 5 Washington Zone 2 MD LARLMDLR3MD  2596 QUANTUM TELECOMMUNICATIONS, INC. - MD 236   2003-12-25   
301-803 6 Washington Zone 2 MD WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-803 7 Washington Zone 2 MD BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-803 8 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-05-06   
301-803 9 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-27   
301-804 A Ashton MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-804 0 Ashton MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
301-804 1 Ashton MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
301-804 2 Ashton MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2014-10-24   
301-804 3 Ashton MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-804 4 Ashton MD   829J PAETEC ITEL, LLC 236   2010-01-26   
301-804 5 Ashton MD WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236   2014-06-25   
301-804 6 Ashton MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2014-10-24   
301-804 7 Ashton MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-12-09   
301-804 8 Ashton MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-12-09   
301-804 9 Ashton MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-805 A Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-806 A Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 0 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 1 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 2 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 3 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 4 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 5 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 6 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 7 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 8 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-806 9 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-807 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-808 A Washington Zone 5 MD CPHGMDCADS0  9212 VERIZON MARYLAND, INC. 236      
301-809 A Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-809 0 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-809 1 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-809 2 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-809 3 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-809 4 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-809 5 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-809 6 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-809 7 Washington Zone 14 MD BTVLMD12CMA  5562 METROPCS, INC. 236   2019-06-17   
301-809 8 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-809 9 Washington Zone 14 MD BOWIMDBODS0  9212 VERIZON MARYLAND, INC. 236      
301-810 A Buckeystown MD FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240      
301-810 0 Buckeystown MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2004-03-26   
301-810 1 Buckeystown MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-16   
301-810 2 Buckeystown MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2016-12-09   
301-810 3 Buckeystown MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2019-07-18   
301-810 4 Buckeystown MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2004-09-13   
301-810 5 Buckeystown MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2007-04-07   
301-810 6 Buckeystown MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-16   
301-810 7 Buckeystown MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-16   
301-810 9 Buckeystown MD FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240   2021-11-08   
301-812 A Washington Zone 15 (Baltimore LATA) MD NRBHMDNEDS0  9212 VERIZON MARYLAND, INC. 238      
301-812 0 Washington Zone 15 (Baltimore LATA) MD NRBHMDNEDS0  9212 VERIZON MARYLAND, INC. 238      
301-812 1 Washington Zone 15 (Baltimore LATA) MD NRBHMDNEDS0  9212 VERIZON MARYLAND, INC. 238      
301-812 2 Washington Zone 15 (Baltimore LATA) MD NRBHMDNEDS0  9212 VERIZON MARYLAND, INC. 238      
301-812 3 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-09-05   
301-812 4 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-08   
301-812 5 Washington Zone 15 (Baltimore LATA) MD   829J PAETEC ITEL, LLC 238   2013-08-28   
301-812 6 Washington Zone 15 (Baltimore LATA) MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2013-11-26   
301-812 7 Washington Zone 15 (Baltimore LATA) MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2010-10-04   
301-812 8 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-06-22   
301-812 9 Washington Zone 15 (Baltimore LATA) MD   829J PAETEC ITEL, LLC 238   2004-01-31   
301-813 A Washington Zone 2 MD VINNVACB2MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 236      
301-814 A Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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