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.

NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX: 261

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-261 A Haymarket VA HYMRVAXARS2  0233 VERIZON SOUTH, INC. - VA (CONTEL) 236      
571-261 0 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-09-23   
571-261 1 Haymarket VA HYMRVAXARS2  0233 VERIZON SOUTH, INC. - VA (CONTEL) 236   2002-07-07   
571-261 2 Haymarket VA HYMRVAXARS2  0233 VERIZON SOUTH, INC. - VA (CONTEL) 236   2002-11-18   
571-261 3 Haymarket VA HYMRVAXARS2  0233 VERIZON SOUTH, INC. - VA (CONTEL) 236   2003-01-08   
571-261 4 Haymarket VA HYMRVAXARS2  0233 VERIZON SOUTH, INC. - VA (CONTEL) 236   2003-06-25   
571-261 5 Haymarket VA HYMRVAXARS2  0233 VERIZON SOUTH, INC. - VA (CONTEL) 236   2003-06-25   
571-261 6 Haymarket VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-10-29   
571-261 7 Haymarket VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2009-09-20   
571-261 8 Haymarket VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-11-20   
571-261 9 Haymarket VA ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2007-07-12   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.