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
202-636 A WASHDCBKRP0  9211 VERIZON WASHINGTON DC, INC. 236      
202-637 A WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 A WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 0 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 1 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 2 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 3 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 4 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 5 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 6 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 7 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 8 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-638 9 BTVLMD12CMA  5562 METROPCS, INC. 236   2014-12-19   
202-639 A WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-640 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-640 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-09-09   
202-640 1 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2006-08-31   
202-640 2 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2006-08-31   
202-640 3 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-08-17   
202-640 4 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2010-02-05   
202-640 5 MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2006-08-31   
202-640 6   829J PAETEC ITEL, LLC 236   2007-10-22   
202-640 7   829J PAETEC ITEL, LLC 236   2007-10-22   
202-640 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-09   
202-640 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-09   
202-641 A WASHDCDTDS2  7421 AT&T - LOCAL 236      
202-641 0 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2003-06-03   
202-641 1 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2003-05-19   
202-641 2 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-06-15   
202-641 3 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2003-07-05   
202-641 4 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2003-08-20   
202-641 5 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2003-08-29   
202-641 6 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2003-08-29   
202-641 7 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2003-08-29   
202-641 8 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2003-08-29   
202-641 9 WASHDCDTDS2  7421 AT&T - LOCAL 236      
202-642 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-642 0 WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-09-11   
202-642 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2009-11-19   
202-642 2 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2009-11-19   
202-642 3 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2009-11-19   
202-642 4 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2009-11-19   
202-642 5 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2009-11-19   
202-642 6 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-03-05   
202-642 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-02-11   
202-642 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-02-11   
202-642 9 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-03-05   
202-643 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236      
202-643 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-643 1 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-643 2 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-643 3 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-643 4 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-643 5 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-643 6 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-643 7 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-643 8 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-643 9 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-05-06   
202-644 A WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
202-644 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-07-22   
202-644 1 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-07-22   
202-644 2 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-07-22   
202-644 3 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-07-22   
202-644 4 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2011-07-11   
202-644 5 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2011-07-11   
202-644 6 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-07-22   
202-644 7 VINNVACBDS0  850D ONVOY, LLC - DC 236   2011-07-12   
202-644 8 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2011-08-17   
202-644 9 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2011-08-17   
202-645 A WASHDCCHDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-646 A WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-647 A WASHDCMTDS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-648 A WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-648 0 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-648 1 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-648 2 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-648 3 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-648 4 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-648 5 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-648 6 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-648 7 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-648 8 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-648 9 WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236   2005-06-12   
202-649 A WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
202-649 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-03-05   
202-649 1 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-09-04   
202-649 2 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-09-04   
202-649 3 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-09-04   
202-649 4 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-09-04   
202-649 5 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-09-04   
202-649 6 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-09-04   
202-649 7 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-09-04   
202-649 8 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-09-04   
202-649 9 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-09-04   
202-650 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-650 0 WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236   2011-02-13   
202-650 1 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-02-16   
202-650 2 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-02-16   
202-650 3 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-02-16   
202-650 4 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-02-16   

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

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