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 17, 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 30 31 32 33 34 35 36 37 38 39 40 41 42 43 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
571-382 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-382 6   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-382 7   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
571-382 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-06-24   
571-382 9   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2024-08-06   
571-385 A WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236      
571-385 0   079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-10-29   
571-385 1   079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-10-29   
571-385 2   079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-10-29   
571-385 3   079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-10-29   
571-385 4   079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-10-29   
571-385 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2012-04-12   
571-385 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2012-04-12   
571-385 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2012-04-12   
571-385 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2012-04-12   
571-385 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2012-04-12   
571-389 A WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-389 0   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2010-10-14   
571-389 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-12-02   
571-389 2   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2011-10-31   
571-389 3   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2011-10-31   
571-389 4   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2011-12-05   
571-389 5   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2011-11-04   
571-389 6   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2012-09-03   
571-389 7   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2012-09-03   
571-389 8   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2012-09-03   
571-389 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-12-03   
571-395 A   318J COMCAST IP PHONE, LLC 236      
571-395 0   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2013-02-08   
571-395 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-01-11   
571-395 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-01-11   
571-395 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-01-11   
571-395 4   318J COMCAST IP PHONE, LLC 236   2013-01-10   
571-395 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-01-11   
571-395 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-01-11   
571-395 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-01-11   
571-395 8   318J COMCAST IP PHONE, LLC 236   2013-10-08   
571-395 9   318J COMCAST IP PHONE, LLC 236   2014-01-22   
571-405 A WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-405 0   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-07-04   
571-405 1   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-07-04   
571-405 2   829J PAETEC ITEL, LLC 236   2008-07-06   
571-405 3   829J PAETEC ITEL, LLC 236   2008-07-06   
571-405 4   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2010-04-08   
571-405 5   829J PAETEC ITEL, LLC 236   2010-05-25   
571-405 6   318J COMCAST IP PHONE, LLC 236   2008-08-15   
571-405 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2008-08-26   
571-405 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-07-05   
571-405 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-07-05   
571-419 A WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      

<< 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 30 31 32 33 34 35 36 37 38 39 40 41 42 43 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.