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NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-483 8 Washington Zone 8 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2012-08-11   
571-483 9 Washington Zone 8 VA WASLDCRGDS0  367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 236   2007-06-05   
571-484 A Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-484 0 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-12-04   
571-484 1 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-10-08   
571-484 2 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-02-08   
571-484 3 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-03-11   
571-484 4 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-01-11   
571-484 5 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-01-11   
571-484 6 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-11-25   
571-484 7 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-11-13   
571-484 8 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-11-11   
571-484 9 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-11-11   
571-485 A Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-485 0 Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2009-01-18   
571-485 1 Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-03-28   
571-485 2 Herndon VA MCLNVA23DS4  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2009-08-11   
571-485 3 Herndon VA   829J PAETEC ITEL, LLC 236   2009-06-26   
571-485 5 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-10-10   
571-485 6 Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-03-24   
571-485 7 Herndon VA MCLNVA23DS4  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2010-06-05   
571-485 8 Herndon VA MCLNVA23DS4  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2010-06-05   
571-485 9 Herndon VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-10-10   
571-486 A Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-486 0 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-09-06   
571-486 1 Haymarket VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2016-07-23   
571-486 2 Haymarket VA ARTNVAARDS2  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 236   2018-11-28   
571-486 3 Haymarket VA WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2016-07-29   
571-486 4 Haymarket VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2018-06-07   
571-486 5 Haymarket VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2017-03-27   
571-486 6 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-05-11   
571-486 7 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-05-11   
571-486 8 Haymarket VA ARTNVAARX8X  551G NUSO, LLC 236   2016-10-07   
571-486 9 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-05-11   
571-487 A Arcola VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-487 0 Arcola VA WASHDC125MD  197D VONAGE AMERICA LLC 236   2020-05-20   
571-487 1 Arcola VA WASHDC125MD  197D VONAGE AMERICA LLC 236   2020-05-20   
571-487 2 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-03-30   
571-487 3 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-03-30   
571-487 4 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-11-09   
571-487 5 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-11-09   
571-487 6 Arcola VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-05-21   
571-487 7 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-08-17   
571-487 8 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-08-17   
571-487 9 Arcola VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2019-10-01   
571-488 A Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-488 0 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2010-09-06   
571-488 1 Washington Zone 17 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-06-13   
571-488 2 Washington Zone 17 VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-09-08   
571-488 3 Washington Zone 17 VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-09-08   

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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