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
202-557 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-09-11   
202-557 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-09-11   
202-557 2   9211 VERIZON WASHINGTON DC, INC. 236      
202-557 3   9211 VERIZON WASHINGTON DC, INC. 236      
202-557 4   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-09-11   
202-557 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-09-11   
202-557 6   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-09-11   
202-557 7   9211 VERIZON WASHINGTON DC, INC. 236      
202-557 8   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-08-13   
202-557 9   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-12-02   
202-558 A MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-558 0   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2004-11-01   
202-558 2   829J PAETEC ITEL, LLC 236   2004-08-25   
202-558 3   829J PAETEC ITEL, LLC 236   2004-08-25   
202-558 4   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-558 5   829J PAETEC ITEL, LLC 236   2004-08-25   
202-558 6   829J PAETEC ITEL, LLC 236   2004-08-25   
202-558 7   829J PAETEC ITEL, LLC 236   2004-08-25   
202-558 8   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-12-02   
202-558 9   318J COMCAST IP PHONE, LLC 236   2006-05-16   
202-559 A MCLNVA23DS4  6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-559 0   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2008-03-14   
202-559 1   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2009-09-16   
202-559 2   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2008-05-13   
202-559 3   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2008-05-13   
202-559 4   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2009-10-09   
202-559 5   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2008-04-11   
202-559 6   850D ONVOY, LLC - DC 236   2009-11-21   
202-559 7   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2008-05-08   
202-559 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-06-02   
202-559 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-06-02   
202-560 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-560 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-02-04   
202-560 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-02-04   
202-560 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-02-04   
202-560 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-02-04   
202-560 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-02-04   
202-560 5   318J COMCAST IP PHONE, LLC 236   2008-02-04   
202-560 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-01-07   
202-560 7   5562 METROPCS, INC. 236   2008-01-07   
202-560 8   5562 METROPCS, INC. 236   2008-01-07   
202-560 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-01-07   
202-561 A WASHDCCHDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-562 A WASHDCCHDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-563 A WASHDCCHDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-564 A WASHDCMODSS  9211 VERIZON WASHINGTON DC, INC. 236      
202-565 A WASHDCMODSS  9211 VERIZON WASHINGTON DC, INC. 236      
202-566 A WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-567 A   829J PAETEC ITEL, LLC 236   2025-04-02   
202-567 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-10-27   
202-567 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-10-15   
202-567 2   829J PAETEC ITEL, LLC 236   2008-10-03   
202-567 3   829J PAETEC ITEL, LLC 236   2008-10-03   
202-567 4   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-10-04   
202-567 5   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2008-10-04   
202-567 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-10-24   
202-567 7   074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-03-05   
202-567 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-10-27   
202-567 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-10-27   
202-568 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-568 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-04-10   
202-568 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-04-10   
202-568 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-04-12   
202-568 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-04-12   
202-568 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-04-12   
202-568 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-04-12   
202-568 6   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2011-04-12   
202-568 7   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2011-04-12   
202-568 8   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2011-04-12   
202-568 9   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-04-12   
202-569 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-569 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-08-03   
202-569 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-08-03   
202-569 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-08-03   
202-569 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-08-03   
202-569 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2009-04-20   
202-569 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2009-04-20   
202-569 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2009-04-20   
202-569 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2009-04-20   
202-569 8   074F BANDWIDTH.COM CLEC, LLC - DC 236   2009-04-20   
202-569 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-08-02   
202-570 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-570 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-04-10   
202-570 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-06-04   
202-570 2   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-06-04   
202-570 3   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-06-04   
202-570 4   074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-03-05   
202-570 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-07-09   
202-570 6   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-07-09   
202-570 7   515J IP HORIZON LLC 236   2009-07-03   
202-570 8   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-10-05   
202-570 9   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-10-05   
202-571 A BTVLMD12CMA  5562 METROPCS, INC. 236      
202-571 0   5562 METROPCS, INC. 236   2021-12-02   
202-571 1   5562 METROPCS, INC. 236   2021-12-02   
202-571 2   5562 METROPCS, INC. 236   2021-12-02   
202-571 3   5562 METROPCS, INC. 236   2021-12-02   
202-571 4   074F BANDWIDTH.COM CLEC, LLC - DC 236   2021-12-03   
202-571 5   074F BANDWIDTH.COM CLEC, LLC - DC 236   2021-12-03   
202-571 6   074F BANDWIDTH.COM CLEC, LLC - DC 236   2021-12-03   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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