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: 422

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-422 A Perris CA RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
951-422 0 Perris CA RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730   2015-03-02   
951-422 1 Perris CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2015-03-15   
951-422 2 Perris CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-06-01   
951-422 3 Perris CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-06-01   
951-422 4 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2016-05-21   
951-422 5 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2015-08-03   
951-422 6 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2015-08-03   
951-422 7 Perris CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-07-16   
951-422 8 Perris CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-07-16   
951-422 9 Perris CA RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730   2015-03-02   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.