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: 412 [Rate centres in NPA 412] [Dial plan for NPA 412]

NXX: 813

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-813 A Elizabeth PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-813 0 Elizabeth PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2023-11-04   
412-813 1 Elizabeth PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2023-11-04   
412-813 2 Elizabeth PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2020-11-08   
412-813 3 Elizabeth PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-11-09   
412-813 5 Elizabeth PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2021-07-22   
412-813 6 Elizabeth PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2023-06-23   
412-813 8 Elizabeth PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-11-09   

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.