Local Calling Guide

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Washington Zone 1, DC

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
202-403 8 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2005-07-24   
202-403 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-03-12   
202-404 A WASHDCCHDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-405 A SLSPMDSSX6X  6630 USA MOBILITY WIRELESS, INC. 236      
202-406 A WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-406 0 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-06-09   
202-406 1 WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-406 2 WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-406 3 WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-406 4 WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-406 5 WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-406 6 WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-406 7 WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-406 8 WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-406 9 WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-407 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-407 0 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-12-07   
202-407 1 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2010-01-05   
202-407 2 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2010-01-05   
202-407 3 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2010-01-20   
202-407 4 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2010-01-20   
202-407 5 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2010-02-01   
202-407 6 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2010-02-01   
202-407 7 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2010-01-13   
202-407 8   829J PAETEC ITEL, LLC 236   2010-01-20   
202-407 9 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2010-02-05   
202-408 A WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-409 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-409 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-409 1 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-409 2 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-409 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-409 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-409 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-409 6 BTVLMD12CMA  5562 METROPCS, INC. 236      
202-409 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-409 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-409 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-410 A VINNVACBDS0  850D ONVOY, LLC - DC 236      
202-410 0 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-410 1 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-410 2 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-410 3 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-410 4 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-410 5 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-410 6 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-410 7 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-410 8 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-410 9 VINNVACBDS0  850D ONVOY, LLC - DC 236   2019-04-19   
202-412 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
202-413 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-414 A WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-414 0 WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-414 1 WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-414 2 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2005-08-22   
202-414 3 WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-414 4 WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-414 5 WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-414 6 WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-414 7 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2017-04-23   
202-414 8 WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-414 9 WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-415 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-416 A WASHDCMTDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-417 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-417 0 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-10-31   
202-417 1 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-10-31   
202-417 2 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2011-10-31   
202-417 3 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2011-10-31   
202-417 4 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-10-31   
202-417 5 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-10-31   
202-417 6 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2012-08-11   
202-417 7 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2012-08-11   
202-417 8 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2012-08-11   
202-417 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-10-28   
202-418 A WASHDCMTRS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 A WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 0 WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 1 WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 2 WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 3 WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 4 WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 5 WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 6 WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 7 WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 8 WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-419 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-05-09   
202-420 A WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
202-420 0 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2005-09-04   
202-420 1 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2005-09-04   
202-420 2 WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2005-07-11   
202-420 3 WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2005-07-11   
202-420 4 WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2005-07-11   
202-420 5 WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2005-07-11   
202-420 6 BTVLMD12CMA  5562 METROPCS, INC. 236   2005-09-05   
202-420 7   829J PAETEC ITEL, LLC 236   2005-09-10   
202-420 8 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2005-09-04   
202-420 9 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2005-09-04   
202-421 A BTVLMD12CMA  5562 METROPCS, INC. 236      
202-421 0 BTVLMD12CMA  5562 METROPCS, INC. 236      

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

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