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: 951 [Rate centres in NPA 951] [Dial plan for NPA 951]

NXX: 631

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-631 A Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 0 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 1 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 2 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 3 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 4 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 5 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 6 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 7 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 8 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
951-631 9 Riverside CA LSANCARCD3S  649C ONVOY, LLC - CA 730      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.