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: 806

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-806 A Clifford (Susquehanna) PA SCTNPASCX4Y  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 232      
570-806 0 Clifford (Susquehanna) PA   3806 CORE COMMUNICATIONS, INC. - PA 232   2009-03-24   
570-806 1 Clifford (Susquehanna) PA HANLPAABGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 232   2006-10-22   
570-806 2 Clifford (Susquehanna) PA SCTNPASCX4Y  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 232   2017-04-30   
570-806 3 Clifford (Susquehanna) PA LWBGPAXL1MD  6921 LIMITLESS MOBILE, LLC 232   2018-01-02   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.