Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Washington Zone 1, DC

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
771-238 6 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-238 7 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-238 8 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-238 9 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 A OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 0 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 1 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 2 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 3 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 4 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 5 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 6 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 7 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 8 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-239 9 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-240 A OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-240 0 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-01-09   
771-240 1 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-01-09   
771-240 2 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-01-09   
771-240 3 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-01-09   
771-240 4 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-01-09   
771-240 5 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-240 6 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-240 7 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-240 8 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-240 9 OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-01-08   
771-241 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-02-17   
771-241 0 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-02-17   
771-241 1 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-10-30   
771-241 2 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-10-30   
771-241 3 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-10-30   
771-241 4 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-10-30   
771-241 5 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-10-30   
771-241 6 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-10-30   
771-241 7 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-10-30   
771-241 8 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-10-30   
771-241 9 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-10-30   
771-242 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-242 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-06-15   
771-242 1 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-242 2 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-242 3 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-242 4 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-242 5 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-242 6 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-242 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-242 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-242 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-02-24   
771-243 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-07-20   
771-243 0 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-07-21   
771-243 1 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-07-21   
771-243 2 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-07-21   
771-243 3 WASHDC125MD  197D VONAGE AMERICA LLC 236   2024-07-21   
771-243 4 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-07-20   
771-243 5 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-07-20   
771-243 6 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-07-20   
771-243 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-07-20   
771-243 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-07-20   
771-243 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2024-07-20   
771-244 A VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-08-09   
771-244 0 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-08-09   
771-244 1 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-08-09   
771-244 2 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-08-09   
771-244 3 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-08-09   
771-244 4 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-08-09   
771-244 5 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-08-09   
771-244 6 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2024-08-10   
771-244 7 ARTNVAARXGY  478J NUSO, LLC 236   2024-08-10   
771-244 8 ARTNVAARXGY  478J NUSO, LLC 236   2024-08-10   
771-244 9 ARTNVAARXGY  478J NUSO, LLC 236   2024-08-10   
771-245 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2024-09-14   
771-245 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2024-09-14   
771-245 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2024-09-14   
771-245 2 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2024-09-14   
771-245 3 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2024-09-14   
771-245 4 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-09-15   
771-245 5 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2024-09-15   
771-245 6 WASHDC1224Z  490J DISH WIRELESS, LLC 236   2024-09-16   
771-245 7 WASHDC1224Z  490J DISH WIRELESS, LLC 236   2024-10-28   
771-245 8   616J LEAP TELECOM, LLC 236   2025-07-21   
771-245 9 WASHDC1224Z  490J DISH WIRELESS, LLC 236   2025-01-20   
771-246 A VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-12-06   
771-246 0 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-12-06   
771-246 1 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-12-06   
771-246 2 VINNVACBDS0  850D ONVOY, LLC - DC 236   2024-12-06   
771-246 3 BTVLMD18GT6  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-07   
771-246 4 BTVLMD18GT6  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-07   
771-246 5 BTVLMD18GT6  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-07   
771-246 6 BTVLMD18GT6  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-07   
771-246 7 BTVLMD18GT6  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-07   
771-246 8 BTVLMD18GT6  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-07   
771-246 9 BTVLMD18GT6  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-07   
771-247 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2025-01-18   
771-247 0 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2025-11-03   
771-247 1 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2025-11-03   
771-247 2 WASHDC127MD  073H TELNYX LLC 236   2025-01-20   
771-247 3 WASHDC127MD  073H TELNYX LLC 236   2025-01-20   
771-247 4 WASHDC127MD  073H TELNYX LLC 236   2025-01-20   
771-247 5 VINNVACBDS0  850D ONVOY, LLC - DC 236   2025-01-20   
771-247 6 VINNVACBDS0  850D ONVOY, LLC - DC 236   2025-01-20   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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