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.

Herndon, VA

1 2 3 4 5 6 7 8 9 10 11 12 13 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
571-202 A WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-202 0 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2023-11-16   
571-202 1 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2023-11-16   
571-202 2 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2023-11-16   
571-202 3 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2024-02-08   
571-202 4 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2024-02-08   
571-202 5 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2024-10-23   
571-202 6 VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-03-09   
571-202 7 VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-03-09   
571-202 8 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2024-10-23   
571-202 9 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2024-10-23   
571-203 A HRNDVAHEDS0  9213 VERIZON VIRGINIA, INC. 236      
571-240 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-240 0 VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-01-18   
571-240 1 WASHDC127MD  073H TELNYX LLC 236   2024-01-26   
571-240 2 VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-04-11   
571-240 3 WASHDC127MD  073H TELNYX LLC 236   2024-04-19   
571-240 4 VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-04-15   
571-240 5 VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-04-15   
571-240 6 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2024-06-09   
571-240 7 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2024-06-09   
571-240 8 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-11-16   
571-240 9 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-11-16   
571-250 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-250 0 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-06-25   
571-250 1 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2009-11-09   
571-250 2 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2009-11-09   
571-250 3 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2009-11-09   
571-250 4 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2009-11-09   
571-250 5 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-06-25   
571-250 6 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-06-25   
571-250 7 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-06-25   
571-250 8 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-07-26   
571-250 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2009-08-13   
571-262 A WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 0 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 1 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2004-11-01   
571-262 2 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 3 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 4 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 5 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 6 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 7 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 8 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 9 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2004-09-29   
571-266 A WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-266 0 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-06-12   
571-266 1 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-06-12   
571-266 2 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2011-07-21   
571-266 3 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2009-11-30   
571-266 4 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2009-11-30   
571-266 5 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-10-11   
571-266 6 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-10-11   
571-266 7 WASLDCRGDS0  367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 236   2008-10-10   
571-266 8 WASLDCRGDS0  367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 236   2008-10-10   
571-266 9 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-09-05   
571-267 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-267 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2012-12-10   
571-267 1 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-10-11   
571-267 2 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2012-09-03   
571-267 3 MCLNVA23DS4  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2012-09-03   
571-267 4 LARLMDCC5MD  7769 LEVEL 3 TELECOM OF VIRGINIA, LLC - VA 236   2012-09-03   
571-267 5 WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2012-09-03   
571-267 6 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2011-11-07   
571-267 7 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2011-10-29   
571-267 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-09   
571-267 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-09   
571-283 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-283 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-283 1 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2002-12-18   
571-283 2 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-02-26   
571-283 3 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-02-26   
571-283 4 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-02-26   
571-283 5 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-02-26   
571-283 6 HRNDVACKAMD  1960 ATX TELECOMMUNICATIONS SERVICES, LTD. - VA 236   2003-03-14   
571-283 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-10-11   
571-283 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-10-11   
571-283 9 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2004-09-29   
571-287 A WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-287 0 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-06-05   
571-287 1 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-06-05   
571-287 2 VINNVACBDS0  138E ONVOY, LLC - VA 236   2008-10-05   
571-287 3 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-06-30   
571-287 4 HRNDVASTDS0  9213 VERIZON VIRGINIA, INC. 236   2011-03-21   
571-287 5 HRNDVASTDS0  9213 VERIZON VIRGINIA, INC. 236   2011-03-21   
571-287 6 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-07-10   
571-287 7 FLCHVA19DS0  7189 COX VIRGINIA TELCOM, INC. - VA 236   2008-07-22   
571-287 8 MCLNVA23DS4  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2008-07-17   
571-287 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2009-05-07   
571-299 A TYCRVA03AMD  8357 US LEC OF VIRGININA, LLC 236      
571-299 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-10-12   
571-299 1 TYCRVA03AMD  8357 US LEC OF VIRGININA, LLC 236   2008-05-17   
571-299 2 TYCRVA03AMD  8357 US LEC OF VIRGININA, LLC 236   2008-05-17   
571-299 3 WASLDCRGDS0  367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 236   2008-10-10   
571-299 4 FLCHVA19DS0  7189 COX VIRGINIA TELCOM, INC. - VA 236   2010-08-12   
571-299 5 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-10-12   
571-299 6 FLCHVA19DS0  7189 COX VIRGINIA TELCOM, INC. - VA 236   2008-05-18   
571-299 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-10-12   
571-299 8 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-06-06   
571-299 9 WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-06-06   

1 2 3 4 5 6 7 8 9 10 11 12 13 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.