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: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
878-230 A Pittsburgh Zone 4 PA PITBPADTXXX  321J HD CARRIER LLC 234      
878-230 0 Pittsburgh Zone 4 PA PITBPAOKXLX  939H COMMIO, LLC 234      
878-230 1 Pittsburgh Zone 4 PA PITBPAOKXLX  939H COMMIO, LLC 234      
878-230 2 Pittsburgh Zone 4 PA PITBPAOKXLX  939H COMMIO, LLC 234      
878-230 3 Pittsburgh Zone 4 PA PITBPAOKXLX  939H COMMIO, LLC 234      
878-230 4 Pittsburgh Zone 4 PA PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
878-230 5 Pittsburgh Zone 4 PA PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
878-230 7 Pittsburgh Zone 4 PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234      
878-230 8 Pittsburgh Zone 4 PA PITBPADTXXX  321J HD CARRIER LLC 234      
878-230 9 Pittsburgh Zone 4 PA PITBPADTXXX  321J HD CARRIER LLC 234      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.