Local Calling Guide

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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
771-201 2 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-02-26   
771-201 3 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-02-26   
771-201 4 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-02-26   
771-201 5 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-02-26   
771-201 6 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-02-26   
771-201 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-02-26   
771-201 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-02-26   
771-201 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-02-26   
771-202 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
771-202 0 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-21   
771-202 1 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-21   
771-202 2 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-21   
771-202 3 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-21   
771-202 4 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-21   
771-202 5 WASHDC12DS6  275F PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC 236   2023-04-22   
771-202 6 VINNVACBDS0  850D ONVOY, LLC - DC 236   2023-06-11   
771-202 7 VINNVACBDS0  850D ONVOY, LLC - DC 236   2023-06-11   
771-202 8 VINNVACBDS0  850D ONVOY, LLC - DC 236   2023-06-11   
771-202 9 VINNVACBDS0  850D ONVOY, LLC - DC 236   2023-06-11   
771-203 A WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
771-203 0 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-04-06   
771-203 1 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-10-25   
771-203 2 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-04-06   
771-203 3 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-04-06   
771-203 4 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-04-06   
771-203 5 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-04-06   
771-203 6 WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2022-04-05   
771-203 7 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-04-06   
771-203 8 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-04-06   
771-203 9 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-04-06   
771-204 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236      
771-204 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-204 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-204 2 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-204 3 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-204 4 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-204 5 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-204 6 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-204 7 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-204 8 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-204 9 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236      
771-205 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 2 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 3 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 4 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 5 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 6 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 7 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 8 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-205 9 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236      
771-206 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 2 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 3 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 4 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 5 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 6 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 7 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 8 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-206 9 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236      
771-207 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 2 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 3 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 4 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 5 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 6 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 7 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 8 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-207 9 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-14   
771-208 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236      
771-208 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-23   
771-208 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-23   
771-208 2 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-23   
771-208 3 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-23   
771-208 4 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-05-23   
771-208 5 WASHDC12DS6  275F PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC 236   2022-05-24   
771-208 6 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-08-18   
771-208 7 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2022-07-16   
771-208 8 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2022-08-21   
771-208 9 BTVLMD18GT6  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2022-09-23   
771-209 A BTVLMD12CMA  5562 METROPCS, INC. 236      
771-209 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-07-23   
771-209 1 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-04-06   
771-209 2 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-05-16   
771-209 3 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-05-16   
771-209 4 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-05-16   
771-209 5 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-05-16   
771-209 6 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-05-16   
771-209 7 VINNVACBDS0  850D ONVOY, LLC - DC 236   2022-05-16   
771-209 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-05-15   
771-209 9 BTVLMD12CMA  5562 METROPCS, INC. 236   2022-05-15   
771-210 A MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
771-210 0 BTVLMD18GT6  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2022-09-23   
771-210 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2022-11-09   
771-210 2 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2022-05-27   

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

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