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: 570 [Rate centres in NPA 570] [Dial plan for NPA 570]

NXX: 395

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-395 A Warren Center PA WRCTPAXWRS1  0161 COMMONWEALTH TELEPHONE COMPANY LLC 232      
570-395 0 Warren Center PA   0161 COMMONWEALTH TELEPHONE COMPANY LLC 232      
570-395 2 Warren Center PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 232   2018-04-22   
570-395 3 Warren Center PA   0161 COMMONWEALTH TELEPHONE COMPANY LLC 232      
570-395 4 Warren Center PA   145J TERRA NOVA TELECOM INC. 232   2025-07-21   
570-395 5 Warren Center PA   6921 LIMITLESS MOBILE, LLC 232   2018-02-12   
570-395 7 Warren Center PA   508J CENTURYLINK COMMUNICATIONS, LLC 232   2016-02-12   
570-395 8 Warren Center PA   8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 232   2012-04-09   
570-395 9 Warren Center PA   0161 COMMONWEALTH TELEPHONE COMPANY LLC 232      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.