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: 678

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
878-678 A Baden PA PITBPAOKXWX  3806 CORE COMMUNICATIONS, INC. - PA 234      
878-678 0 Baden PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-08-17   
878-678 1 Baden PA PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234   2021-12-09   
878-678 2 Baden PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2021-07-22   
878-678 3 Baden PA PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234   2021-05-17   
878-678 4 Baden PA PITBPAOKXWX  3806 CORE COMMUNICATIONS, INC. - PA 234   2020-05-28   
878-678 5 Baden PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2021-07-22   
878-678 6 Baden PA PITBPAOKXWX  516J TON80 COMMUNICATIONS, LLC 234   2021-04-17   
878-678 7 Baden PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-06-06   
878-678 8 Baden PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-06-06   
878-678 9 Baden PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-08-17   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.