Local Calling Guide

Area code/prefix search

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
202-916 1   850D ONVOY, LLC - DC 236   2024-11-12   
202-916 2   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-07-01   
202-916 3   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-07-01   
202-916 4   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-07-01   
202-916 5   318J COMCAST IP PHONE, LLC 236   2019-08-10   
202-916 6   829J PAETEC ITEL, LLC 236   2019-06-07   
202-916 7   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-07-13   
202-916 8   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-07-13   
202-916 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2019-08-10   
202-917 A SLSPMDSSX6X  6630 USA MOBILITY WIRELESS, INC. 236      
202-918 A VINNVACB9MD  597F VOIP INNOVATIONS, LLC 236      
202-918 0   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-08-25   
202-918 1   597F VOIP INNOVATIONS, LLC 236   2019-08-12   
202-918 2   850D ONVOY, LLC - DC 236   2019-08-16   
202-918 3   850D ONVOY, LLC - DC 236   2019-08-16   
202-918 4   850D ONVOY, LLC - DC 236   2019-08-16   
202-918 5   850D ONVOY, LLC - DC 236   2019-08-16   
202-918 6   850D ONVOY, LLC - DC 236   2019-08-16   
202-918 7   074F BANDWIDTH.COM CLEC, LLC - DC 236   2019-09-14   
202-918 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2019-08-30   
202-918 9   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-08-25   
202-919 A VINNVACBDS0  850D ONVOY, LLC - DC 236      
202-919 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-11-04   
202-919 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-11-04   
202-919 2   829J PAETEC ITEL, LLC 236   2018-10-30   
202-919 3   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2018-11-08   
202-919 4   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2018-11-08   
202-919 5   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2018-11-08   
202-919 6   850D ONVOY, LLC - DC 236   2018-10-19   
202-919 7   850D ONVOY, LLC - DC 236   2018-10-19   
202-919 8   850D ONVOY, LLC - DC 236   2018-10-19   
202-919 9   074F BANDWIDTH.COM CLEC, LLC - DC 236   2019-09-10   
202-920 A WASHDCSWNMD  321J HD CARRIER LLC 236      
202-920 0   073H TELNYX LLC 236   2019-03-31   
202-920 1   073H TELNYX LLC 236   2019-03-31   
202-920 2   275F PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC 236   2019-04-22   
202-920 3   275F PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC 236   2019-04-22   
202-920 4   275F PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC 236   2019-04-22   
202-920 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2019-06-20   
202-920 6   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-04-28   
202-920 7   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-04-28   
202-920 8   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-08-09   
202-920 9   321J HD CARRIER LLC 236   2019-03-30   
202-921 A WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-921 0   074F BANDWIDTH.COM CLEC, LLC - DC 236   2019-10-02   
202-921 1   074F BANDWIDTH.COM CLEC, LLC - DC 236   2019-10-02   
202-921 2   074F BANDWIDTH.COM CLEC, LLC - DC 236   2019-10-02   
202-921 3   074F BANDWIDTH.COM CLEC, LLC - DC 236   2019-10-02   
202-921 4   074F BANDWIDTH.COM CLEC, LLC - DC 236   2019-10-02   
202-921 5   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-10-02   
202-921 6   074F BANDWIDTH.COM CLEC, LLC - DC 236   2019-10-02   
202-921 7   074F BANDWIDTH.COM CLEC, LLC - DC 236   2019-10-02   
202-921 8   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-10-11   
202-921 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2019-10-01   
202-922 A WASHDCDP8MD  074F BANDWIDTH.COM CLEC, LLC - DC 236      
202-922 0   074F BANDWIDTH.COM CLEC, LLC - DC 236   2018-05-22   
202-922 1   074F BANDWIDTH.COM CLEC, LLC - DC 236   2018-05-22   
202-922 2   074F BANDWIDTH.COM CLEC, LLC - DC 236   2018-05-22   
202-922 3   074F BANDWIDTH.COM CLEC, LLC - DC 236   2018-05-22   
202-922 4   074F BANDWIDTH.COM CLEC, LLC - DC 236   2018-05-22   
202-922 5   074F BANDWIDTH.COM CLEC, LLC - DC 236   2018-05-22   
202-922 6   074F BANDWIDTH.COM CLEC, LLC - DC 236   2018-05-22   
202-922 7   074F BANDWIDTH.COM CLEC, LLC - DC 236   2018-05-22   
202-922 8   074F BANDWIDTH.COM CLEC, LLC - DC 236   2018-05-22   
202-922 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-09-22   
202-923 A WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-923 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-10-11   
202-923 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-10-11   
202-923 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2019-10-05   
202-923 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2019-10-05   
202-923 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2019-10-05   
202-923 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-10-11   
202-923 6   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-10-11   
202-923 7   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-10-11   
202-923 8   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-10-11   
202-923 9   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-10-11   
202-924 A WASKDCFNAMD  6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236      
202-924 0   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-924 1   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-924 2   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-924 3   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-924 4   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-924 5   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-924 6   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-924 7   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-924 8   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-924 9   6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 236   2019-09-22   
202-925 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
202-925 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2019-10-31   
202-925 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2019-11-08   
202-925 2   829J PAETEC ITEL, LLC 236   2019-10-31   
202-925 3   829J PAETEC ITEL, LLC 236   2019-10-31   
202-925 4   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-10-31   
202-925 5   6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236   2019-10-31   
202-925 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2019-10-27   
202-925 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2019-10-27   
202-925 8   275F PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC 236   2019-10-31   
202-925 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2019-11-08   
202-926 A WASHDCRKBMD  645H AIRUS, INC. - DC 236      
202-926 0   812C INTRADO COMMUNICATIONS LLC 236   2019-11-30   

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

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