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
202-571 7   074F BANDWIDTH.COM CLEC, LLC - DC 236   2021-12-03   
202-571 8   074F BANDWIDTH.COM CLEC, LLC - DC 236   2021-12-03   
202-571 9   5562 METROPCS, INC. 236   2021-12-02   
202-572 A WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
202-573 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-573 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-05-10   
202-573 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-05-10   
202-573 2   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-05-11   
202-573 3   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-05-11   
202-573 4   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-05-11   
202-573 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-05-11   
202-573 6   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2009-05-11   
202-573 7   074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-03-05   
202-573 8   074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-03-05   
202-573 9   074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-03-05   
202-574 A WASHDCCHDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-575 A WASHDCACDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-576 A WASHDCGGDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-577 A WASHDCGGDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-577 0   9211 VERIZON WASHINGTON DC, INC. 236      
202-577 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-10-07   
202-577 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-06   
202-577 3   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-06-12   
202-577 4   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-06-12   
202-577 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-06-12   
202-577 6   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-06-12   
202-577 7   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-07-01   
202-577 8   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-08-12   
202-577 9   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2004-08-12   
202-578 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-578 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-15   
202-578 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-15   
202-578 2   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-15   
202-578 3   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-15   
202-578 4   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-15   
202-578 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-15   
202-578 6   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-18   
202-578 7   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-23   
202-578 8   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-23   
202-578 9   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2011-07-23   
202-579 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-579 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-08-11   
202-579 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-08-11   
202-579 2   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-08-11   
202-579 3   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-08-11   
202-579 4   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-08-16   
202-579 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-08-16   
202-579 6   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-09-15   
202-579 7   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-09-15   
202-579 8   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-09-15   
202-579 9   074F BANDWIDTH.COM CLEC, LLC - DC 236   2010-03-05   
202-580 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-580 0   5562 METROPCS, INC. 236   2005-12-22   
202-580 1   5562 METROPCS, INC. 236   2005-12-22   
202-580 2   5562 METROPCS, INC. 236   2005-12-22   
202-580 3   5562 METROPCS, INC. 236   2005-12-22   
202-580 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-12-22   
202-580 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-01-16   
202-580 6   829J PAETEC ITEL, LLC 236   2006-01-21   
202-580 7   829J PAETEC ITEL, LLC 236   2006-01-21   
202-580 8   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2006-01-07   
202-580 9   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2005-11-15   
202-581 A WASHDCACDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-582 A WASHDCACDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-582 0   9211 VERIZON WASHINGTON DC, INC. 236      
202-582 1   9211 VERIZON WASHINGTON DC, INC. 236      
202-582 2   9211 VERIZON WASHINGTON DC, INC. 236      
202-582 3   9211 VERIZON WASHINGTON DC, INC. 236      
202-582 4   9211 VERIZON WASHINGTON DC, INC. 236      
202-582 5   9211 VERIZON WASHINGTON DC, INC. 236      
202-582 6   9211 VERIZON WASHINGTON DC, INC. 236      
202-582 7   9211 VERIZON WASHINGTON DC, INC. 236      
202-582 8   9211 VERIZON WASHINGTON DC, INC. 236      
202-582 9   5562 METROPCS, INC. 236   2015-01-23   
202-583 A WASHDCACDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-584 A WASHDCACDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-584 0   9211 VERIZON WASHINGTON DC, INC. 236      
202-584 1   9211 VERIZON WASHINGTON DC, INC. 236      
202-584 2   9211 VERIZON WASHINGTON DC, INC. 236      
202-584 3   9211 VERIZON WASHINGTON DC, INC. 236      
202-584 4   9211 VERIZON WASHINGTON DC, INC. 236      
202-584 5   9211 VERIZON WASHINGTON DC, INC. 236      
202-584 6   9211 VERIZON WASHINGTON DC, INC. 236      
202-584 7   9211 VERIZON WASHINGTON DC, INC. 236      
202-584 8   9211 VERIZON WASHINGTON DC, INC. 236      
202-584 9   5562 METROPCS, INC. 236   2014-12-19   
202-585 A WASHDCDNDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-586 A WASHDCSWDSA  9211 VERIZON WASHINGTON DC, INC. 236      
202-587 A   829J PAETEC ITEL, LLC 236   2025-04-02   
202-588 A WASHDCDPDS2  9211 VERIZON WASHINGTON DC, INC. 236      
202-589 A WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-589 0   9211 VERIZON WASHINGTON DC, INC. 236      
202-589 1   9211 VERIZON WASHINGTON DC, INC. 236      
202-589 2   9211 VERIZON WASHINGTON DC, INC. 236      
202-589 3   9211 VERIZON WASHINGTON DC, INC. 236      
202-589 4   9211 VERIZON WASHINGTON DC, INC. 236      
202-589 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-589 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-590 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-590 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2008-12-13   

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

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