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.

OCN: 433E SONIC TELECOM, LLC - CA

<< 1 2 3

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
925-635 6 Pittsburg CA SNRTCAHFDS0  722      
925-723 7 Martinez CA SNRTCAHFDS0  722      
925-794 3 Moraga CA SNRTCAHFDS0  722      
925-800 4 Livermore CA SNRTCAHFDS0  722      
925-889 8 Clayton CA SNRTCAHFDS0  722      
925-913 3 Bishop Ranch CA SNRTCAHFDS0  722      
925-918 9 Pleasanton CA SNRTCAHFDS0  722      
925-999 3 Dublin-San Ramon CA SNRTCAHFDS0  722      

<< 1 2 3

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.