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: 757 [Rate centres in NPA 757] [Dial plan for NPA 757]

NXX: 304

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
757-304 A Franklin VA HMPNVAAC2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 252      
757-304 0 Franklin VA NRFLVABSXUY  079F BANDWIDTH.COM CLEC, LLC - VA 252   2008-12-07   
757-304 1 Franklin VA HMPNVAAC2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 252      
757-304 2 Franklin VA HMPNVAAC2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 252   2005-02-26   
757-304 3 Franklin VA NRFLVABSXVY  7238 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - VA 252   2009-01-02   
757-304 4 Franklin VA NRFLVABSX3Z  829J PAETEC ITEL, LLC 252   2010-06-27   
757-304 5 Franklin VA   792K CHARTER IP ENABLED SERVICES, LLC 252   2010-12-09   
757-304 6 Franklin VA NRFLVABSXUY  079F BANDWIDTH.COM CLEC, LLC - VA 252   2011-07-07   
757-304 7 Franklin VA HMPNVAAC2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 252      
757-304 8 Franklin VA NRFLVABSXUY  079F BANDWIDTH.COM CLEC, LLC - VA 252   2010-03-22   
757-304 9 Franklin VA   792K CHARTER IP ENABLED SERVICES, LLC 252   2007-11-05   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.