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 20, PA

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
878-345 1 PITBPADTX7X  073H TELNYX LLC 234      
878-345 2 PITBPADTXYY  547E ONVOY, LLC - PA 234      
878-345 3 PITBPAOKXWX  516J TON80 COMMUNICATIONS, LLC 234      
878-345 4 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
878-345 5 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
878-345 6 PITBPAOKXTX  965H FRACTEL, LLC 234      

<< 1 2

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.