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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
571-823 1 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-823 2 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-823 3 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-823 4 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-823 5 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-823 6 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-823 7 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-823 8 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-823 9 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 A Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 0 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 1 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 2 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 3 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 4 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 5 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 6 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 7 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 8 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-824 9 Engleside VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
571-830 A Washington Zone 17 VA   318J COMCAST IP PHONE, LLC 236      
571-830 0 Washington Zone 17 VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2007-09-11   
571-830 1 Washington Zone 17 VA   829J PAETEC ITEL, LLC 236   2007-09-11   
571-830 2 Washington Zone 17 VA   829J PAETEC ITEL, LLC 236   2007-09-11   
571-830 3 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2024-08-06   
571-830 4 Washington Zone 17 VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2007-09-11   
571-830 5 Washington Zone 17 VA BTVLMD12CMA  5562 METROPCS, INC. 236   2007-09-11   
571-830 6 Washington Zone 17 VA   318J COMCAST IP PHONE, LLC 236   2006-12-22   
571-830 7 Washington Zone 17 VA BTVLMD12CMA  5562 METROPCS, INC. 236   2007-09-11   
571-830 8 Washington Zone 17 VA BTVLMD12CMA  5562 METROPCS, INC. 236   2007-09-11   
571-830 9 Washington Zone 17 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-06-04   
571-831 A Leesburg VA LSBGVALBZMD  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 246      
571-831 0 Leesburg VA FRBGVAFBJMD  079F BANDWIDTH.COM CLEC, LLC - VA 246   2020-12-05   
571-831 1 Leesburg VA LSBGVA151MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246   2017-10-01   
571-831 2 Leesburg VA CLPPVA01CMD  5562 METROPCS, INC. 246   2017-10-16   
571-831 3 Leesburg VA LSBGVALBX7X  318J COMCAST IP PHONE, LLC 246   2017-12-20   
571-831 4 Leesburg VA LSBGVALBZMD  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 246   2017-11-18   
571-831 5 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2018-10-15   
571-831 6 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2017-12-04   
571-831 7 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2018-02-05   
571-831 8 Leesburg VA CLPPVACUVMD  551G NUSO, LLC 246   2017-11-12   
571-831 9 Leesburg VA CLPPVACUVMD  551G NUSO, LLC 246   2017-11-12   
571-832 A Braddock VA WASHDC12MMD  516J TON80 COMMUNICATIONS, LLC 236      
571-832 0 Braddock VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2022-09-05   
571-832 1 Braddock VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2022-09-05   
571-832 2 Braddock VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2022-09-05   
571-832 3 Braddock VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2022-09-05   
571-832 4 Braddock VA WASHDC12MMD  516J TON80 COMMUNICATIONS, LLC 236   2022-04-20   
571-832 5 Braddock VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2022-09-05   
571-832 6 Braddock VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2022-11-17   

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Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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