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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-541 A Pittsburgh Suburban Zone 18 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2019-07-13   
412-541 0 Pittsburgh Suburban Zone 18 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2019-07-13   
412-541 1 Pittsburgh Suburban Zone 18 PA   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2020-04-30   
412-541 2 Pittsburgh Suburban Zone 18 PA   624H ONVOY SPECTRUM, LLC 234   2020-07-08   
412-541 3 Pittsburgh Suburban Zone 18 PA   624H ONVOY SPECTRUM, LLC 234   2020-07-08   
412-541 4 Pittsburgh Suburban Zone 18 PA   547E ONVOY, LLC - PA 234   2020-06-06   
412-541 5 Pittsburgh Suburban Zone 18 PA   547E ONVOY, LLC - PA 234   2020-06-06   
412-541 6 Pittsburgh Suburban Zone 18 PA   624H ONVOY SPECTRUM, LLC 234   2020-07-08   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.