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
202-830 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-03-18   
202-830 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-03-18   
202-830 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-03-18   
202-830 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-03-18   
202-830 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-03-18   
202-831 A WASHDCSWSMD  551G NUSO, LLC 236      
202-831 0   850D ONVOY, LLC - DC 236   2013-08-12   
202-831 1   551G NUSO, LLC 236   2013-07-21   
202-831 2   850D ONVOY, LLC - DC 236   2013-08-12   
202-831 3   850D ONVOY, LLC - DC 236   2013-08-12   
202-831 4   850D ONVOY, LLC - DC 236   2013-08-12   
202-831 5   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2013-08-16   
202-831 6   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2013-08-16   
202-831 7   850D ONVOY, LLC - DC 236   2013-08-12   
202-831 8   850D ONVOY, LLC - DC 236   2013-08-12   
202-831 9   850D ONVOY, LLC - DC 236   2013-08-12   
202-832 A WASHDCBKRP0  9211 VERIZON WASHINGTON DC, INC. 236      
202-833 A WASHDCMTDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-834 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-834 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-07-17   
202-834 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-07-17   
202-834 2   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-07-17   
202-834 3   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-07-17   
202-834 4   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-07-17   
202-834 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-07-17   
202-834 6   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2006-07-17   
202-834 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-08-09   
202-834 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-08-09   
202-834 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-08-09   
202-835 A WASHDCMTDS0  9211 VERIZON WASHINGTON DC, INC. 236      
202-836 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-836 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2015-03-20   
202-836 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2015-03-20   
202-836 2   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2015-03-20   
202-836 3   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2015-03-20   
202-836 4   318J COMCAST IP PHONE, LLC 236   2015-03-21   
202-836 5   5562 METROPCS, INC. 236   2015-04-23   
202-836 6   850D ONVOY, LLC - DC 236   2015-04-06   
202-836 7   074F BANDWIDTH.COM CLEC, LLC - DC 236   2015-05-10   
202-836 8   275F PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC 236   2015-04-18   
202-836 9   275F PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC 236   2015-04-18   
202-837 A SLSPMDSSX6X  6630 USA MOBILITY WIRELESS, INC. 236      
202-838 A VINNVACBDS0  850D ONVOY, LLC - DC 236      
202-838 0   850D ONVOY, LLC - DC 236   2015-04-06   
202-838 1   850D ONVOY, LLC - DC 236   2015-03-16   
202-838 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-02-24   
202-838 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-02-24   
202-838 4   850D ONVOY, LLC - DC 236   2015-04-06   
202-838 5   850D ONVOY, LLC - DC 236   2015-04-06   
202-838 6   074F BANDWIDTH.COM CLEC, LLC - DC 236   2015-05-10   
202-838 7   074F BANDWIDTH.COM CLEC, LLC - DC 236   2015-05-10   
202-838 8   850D ONVOY, LLC - DC 236   2015-02-22   
202-838 9   318J COMCAST IP PHONE, LLC 236   2015-03-20   
202-839 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-839 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2015-10-16   
202-839 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2015-10-16   
202-839 2   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2015-10-16   
202-839 3   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2016-05-24   
202-839 4   074F BANDWIDTH.COM CLEC, LLC - DC 236   2016-07-14   
202-839 5   074F BANDWIDTH.COM CLEC, LLC - DC 236   2016-07-14   
202-839 6   5562 METROPCS, INC. 236   2015-10-19   
202-839 7   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2015-10-29   
202-839 8   850D ONVOY, LLC - DC 236   2016-06-06   
202-839 9   850D ONVOY, LLC - DC 236   2016-06-06   
202-840 A BTVLMD12CMA  5562 METROPCS, INC. 236      
202-840 0   5562 METROPCS, INC. 236   2016-02-12   
202-840 1   5562 METROPCS, INC. 236   2016-04-04   
202-840 2   5562 METROPCS, INC. 236   2016-04-04   
202-840 3   5562 METROPCS, INC. 236   2016-05-04   
202-840 4   5562 METROPCS, INC. 236   2016-05-04   
202-840 5   5562 METROPCS, INC. 236   2016-06-06   
202-840 6   074F BANDWIDTH.COM CLEC, LLC - DC 236   2016-07-14   
202-840 7   508J CENTURYLINK COMMUNICATIONS, LLC 236   2016-04-20   
202-840 8   551G NUSO, LLC 236   2016-04-01   
202-840 9   5562 METROPCS, INC. 236   2016-02-12   
202-841 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-842 A WASHDCMODS1  9211 VERIZON WASHINGTON DC, INC. 236      
202-843 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236      
202-843 0   074F BANDWIDTH.COM CLEC, LLC - DC 236      
202-843 1   074F BANDWIDTH.COM CLEC, LLC - DC 236      
202-843 2   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2020-07-09   
202-843 3   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2020-07-09   
202-843 4   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2020-07-09   
202-843 5   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-11-29   
202-843 6   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-11-29   
202-843 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2019-12-16   
202-843 8   074F BANDWIDTH.COM CLEC, LLC - DC 236      
202-843 9   074F BANDWIDTH.COM CLEC, LLC - DC 236      
202-844 A   829J PAETEC ITEL, LLC 236   2025-04-02   
202-844 0   850D ONVOY, LLC - DC 236   2015-07-30   
202-844 1   829J PAETEC ITEL, LLC 236   2015-07-16   
202-844 2   829J PAETEC ITEL, LLC 236   2015-07-16   
202-844 3   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2015-07-16   
202-844 4   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2015-07-16   
202-844 5   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2015-07-16   
202-844 6   829J PAETEC ITEL, LLC 236   2015-07-11   
202-844 7   850D ONVOY, LLC - DC 236   2015-07-30   
202-844 8   850D ONVOY, LLC - DC 236   2015-07-30   
202-844 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-08-12   
202-845 A BTVLMD12CMA  5562 METROPCS, INC. 236      

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

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