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: 878 [Rate centres in NPA 878] [Dial plan for NPA 878]

NXX: 259

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
878-259 A Export PA PITBPAOKXLX  939H COMMIO LLC 234   2021-12-03   
878-259 0 Export PA   939H COMMIO LLC 234   2021-12-03   
878-259 1 Export PA   939H COMMIO LLC 234   2021-12-03   
878-259 2 Export PA   939H COMMIO LLC 234   2021-12-03   
878-259 8 Export PA   515J IP HORIZON LLC 234   2022-02-24   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.