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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-256 3 Leonardtown MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-03-03   
240-256 4 Leonardtown MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2014-11-15   
240-256 5 Leonardtown MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2004-05-16   
240-256 6 Leonardtown MD WASHDC127MD  073H TELNYX LLC 236   2017-03-14   
240-256 8 Leonardtown MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-15   
240-256 9 Leonardtown MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-257 A Nanjemoy MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-257 0 Nanjemoy MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-03-05   
240-257 1 Nanjemoy MD   829J PAETEC ITEL, LLC 236   2004-02-04   
240-257 2 Nanjemoy MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-13   
240-257 3 Nanjemoy MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-13   
240-257 4 Nanjemoy MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2011-12-02   
240-257 5 Nanjemoy MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2015-05-21   
240-257 6 Nanjemoy MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-11-18   
240-257 7 Nanjemoy MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2010-11-19   
240-257 8 Nanjemoy MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-08-15   
240-257 9 Nanjemoy MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-258 A Ridge MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-258 0 Ridge MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2004-03-26   
240-258 1 Ridge MD   829J PAETEC ITEL, LLC 236   2004-02-05   
240-258 2 Ridge MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-03-05   
240-258 3 Ridge MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2022-01-27   
240-258 4 Ridge MD WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236   2014-06-12   
240-258 5 Ridge MD CHCHMDBEXCX  228C IDT AMERICA, CORP. - MD 236   2007-09-12   
240-258 6 Ridge MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2008-02-13   
240-258 7 Ridge MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-09-24   
240-258 8 Ridge MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2008-12-13   
240-258 9 Ridge MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-259 A Hughesville MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236      
240-259 0 Hughesville MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-10-22   
240-259 1 Hughesville MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-07-08   
240-259 2 Hughesville MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-06-25   
240-259 3 Hughesville MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2021-09-20   
240-259 4 Hughesville MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-03-12   
240-259 5 Hughesville MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-15   
240-259 6 Hughesville MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-15   
240-259 7 Hughesville MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-22   
240-259 8 Hughesville MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-22   
240-259 9 Hughesville MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-22   
240-260 A Washington Zone 14 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 0 Washington Zone 14 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 1 Washington Zone 14 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 2 Washington Zone 14 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 3 Washington Zone 14 MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2017-11-13   
240-260 4 Washington Zone 14 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 5 Washington Zone 14 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
240-260 6 Washington Zone 14 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
240-260 7 Washington Zone 14 MD BTVLMD12CMA  5562 METROPCS, INC. 236   2017-10-01   
240-260 8 Washington Zone 14 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2018-10-22   
240-260 9 Washington Zone 14 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2023-06-30   
240-261 A Gaithersburg MD VINNVACBDS0  876D ONVOY, LLC - MD 236      
240-261 0 Gaithersburg MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-02-25   
240-261 1 Gaithersburg MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-02-25   
240-261 2 Gaithersburg MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-02-25   
240-261 3 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236   2016-03-26   
240-261 4 Gaithersburg MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2016-04-25   
240-261 5 Gaithersburg MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2017-05-18   
240-261 6 Gaithersburg MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2016-08-12   
240-261 7 Gaithersburg MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2016-09-19   
240-261 8 Gaithersburg MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2018-07-09   
240-261 9 Gaithersburg MD   515J IP HORIZON LLC 236   2016-05-31   
240-262 A Lexington Park-Great Mills MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-262 0 Lexington Park-Great Mills MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-03-01   
240-262 1 Lexington Park-Great Mills MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2023-09-15   
240-262 2 Lexington Park-Great Mills MD   145J TERRA NOVA TELECOM INC. 236   2023-08-06   
240-262 3 Lexington Park-Great Mills MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-03-01   
240-262 4 Lexington Park-Great Mills MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-03-01   
240-262 5 Lexington Park-Great Mills MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-05-23   
240-263 A Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-19   
240-263 0 Washington Zone 2 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2023-10-27   
240-263 1 Washington Zone 2 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-07-27   
240-263 2 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-07-25   
240-263 3 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-07-25   
240-263 4 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-07-25   
240-263 5 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-14   
240-263 6 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-14   
240-263 7 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-14   
240-263 8 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-14   
240-263 9 Washington Zone 2 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-07-27   
240-264 A Laurel MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
240-264 0 Laurel MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-02-08   
240-264 1 Laurel MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
240-264 2 Laurel MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-264 3 Laurel MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
240-264 4 Laurel MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-264 5 Laurel MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2006-10-27   
240-264 6 Laurel MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2005-07-25   
240-264 7 Laurel MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-05-12   
240-264 8 Laurel MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
240-264 9 Laurel MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-09-24   
240-265 A Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-265 0 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-25   
240-265 1 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-25   
240-265 2 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-25   
240-265 3 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-25   
240-265 4 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-25   
240-265 5 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-25   
240-265 6 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-25   
240-265 7 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-25   
240-265 8 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-25   

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Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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