Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Washington Zone 19, VA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
571-308 A ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
571-308 0 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2008-05-30   
571-308 1 VINNVACBDS0  138E ONVOY, LLC - VA 236   2010-04-19   
571-308 2 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-08-12   
571-308 3 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-08-12   
571-308 4 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2009-02-06   
571-308 5 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2009-02-06   
571-308 6 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-08-12   
571-308 7 WASLDCRGDS0  367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 236   2009-02-10   
571-308 8 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2009-02-13   
571-308 9 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2009-02-13   
571-310 A WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236      
571-310 0 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2018-05-03   
571-310 1 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2018-05-03   
571-310 2 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2018-05-03   
571-310 3 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2018-05-03   
571-310 4 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2018-07-15   
571-310 5 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2018-07-15   
571-310 6 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2018-07-15   
571-310 7 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2018-07-15   
571-310 8 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2018-07-15   
571-310 9 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-04-06   
571-318 A WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-318 0 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2009-11-08   
571-318 1 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2010-02-06   
571-318 2 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2010-02-06   
571-318 3 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2010-02-06   
571-318 4 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2010-02-06   
571-318 5 WASHDCSWXZZ  829J PAETEC ITEL, LLC 236   2010-05-14   
571-318 6 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-08-12   
571-318 7 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2009-11-25   
571-318 8 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2009-11-25   
571-318 9 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-08-12   
571-328 A WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-328 0 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-01-19   
571-328 1 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-09-19   
571-328 2 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-09-19   
571-328 3 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-09-19   
571-328 4 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-07-05   
571-328 5 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-02-08   
571-328 6 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-07-20   
571-328 7 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-04-30   
571-328 8 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-07-20   
571-328 9 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-07-20   
571-340 A WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-340 0 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-06-01   
571-340 1 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-06-01   
571-340 2 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-06-01   
571-340 3 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2009-07-18   
571-340 4 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-06-25   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 >>

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.