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: 490

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-490 A Perris CA HMLDCAXFRP0  2319 FRONTIER CALIFORNIA INC. 730      
951-490 0 Perris CA   2319 FRONTIER CALIFORNIA INC. 730      
951-490 1 Perris CA   6529 T-MOBILE USA, INC. 730   2004-07-14   
951-490 2 Perris CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-03-23   
951-490 3 Perris CA   899D METROPCS NETWORKS, LLC 730   2004-06-25   
951-490 4 Perris CA   2319 FRONTIER CALIFORNIA INC. 730   2005-06-10   
951-490 5 Perris CA   6529 T-MOBILE USA, INC. 730   2004-09-11   
951-490 6 Perris CA   6529 T-MOBILE USA, INC. 730   2004-06-25   
951-490 7 Perris CA   6529 T-MOBILE USA, INC. 730   2004-05-16   
951-490 8 Perris CA   6529 T-MOBILE USA, INC. 730   2004-05-16   
951-490 9 Perris CA   6529 T-MOBILE USA, INC. 730   2004-07-14   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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