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: 545

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-545 A Mansfield PA SCTNPASCX4Y  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 232      
570-545 4 Mansfield PA   3806 CORE COMMUNICATIONS, INC. - PA 232      
570-545 6 Mansfield PA SCTNPASCXFY  547E ONVOY, LLC - PA 232      
570-545 7 Mansfield PA SCTNPASCX8Z  508J CENTURYLINK COMMUNICATIONS, LLC 232      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.