Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 951 [Rate centres in NPA 951] [Dial plan for NPA 951]

NXX: 400

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-400 A Perris CA ONTRCAXPXPY  649C ONVOY, LLC - CA 730   2024-01-23   
951-400 0 Perris CA   649C ONVOY, LLC - CA 730   2012-05-07   
951-400 1 Perris CA   6529 T-MOBILE USA, INC. 730   2012-09-05   
951-400 2 Perris CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-06-02   
951-400 3 Perris CA   899D METROPCS NETWORKS, LLC 730   2012-06-07   
951-400 4 Perris CA   649C ONVOY, LLC - CA 730   2012-05-07   
951-400 5 Perris CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-06-10   
951-400 6 Perris CA   6529 T-MOBILE USA, INC. 730   2012-07-03   
951-400 7 Perris CA   6529 T-MOBILE USA, INC. 730   2012-07-03   
951-400 8 Perris CA   6529 T-MOBILE USA, INC. 730   2012-07-03   
951-400 9 Perris CA   6529 T-MOBILE USA, INC. 730   2012-07-03   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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