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.

Pittsburgh Suburban Zone 22, PA

<< 1 2 3 4 5 6

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
412-902 7 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234   2022-02-11   
412-902 8 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2017-11-23   
412-902 9   624H ONVOY SPECTRUM, LLC 234   2026-08-28   

<< 1 2 3 4 5 6

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.