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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-543 A Taylor PA LWPXPAACDSE  7341 XO COMMUNICATIONS SERVICES INC - PA 232      
570-543 0 Taylor PA   7341 XO COMMUNICATIONS SERVICES INC - PA 232      
570-543 1 Taylor PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-10-29   
570-543 2 Taylor PA   002F BANDWIDTH.COM CLEC, LLC - PA 232   2013-12-27   
570-543 3 Taylor PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2009-03-25   
570-543 4 Taylor PA   7341 XO COMMUNICATIONS SERVICES INC - PA 232      
570-543 5 Taylor PA   7341 XO COMMUNICATIONS SERVICES INC - PA 232      
570-543 6 Taylor PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-10-29   
570-543 7 Taylor PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-10-29   
570-543 8 Taylor PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-10-29   
570-543 9 Taylor PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2018-10-29   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.