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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-575 A Perris CA LSANCARCD9S  4129 O1 COMMUNICATIONS, INC. - CA 730   2006-10-09   
951-575 0 Perris CA   6664 SPRINT SPECTRUM L.P. 730   2006-12-15   
951-575 1 Perris CA   4129 O1 COMMUNICATIONS, INC. - CA 730   2006-10-09   
951-575 2 Perris CA   4129 O1 COMMUNICATIONS, INC. - CA 730   2006-10-09   
951-575 3 Perris CA   7262 XO CALIFORNIA, INC. 730   2007-03-25   
951-575 4 Perris CA   478A DMR COMMUNICATIONS INC. - CA 730   2007-01-02   
951-575 5 Perris CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2008-10-16   
951-575 6 Perris CA   6664 SPRINT SPECTRUM L.P. 730   2007-02-12   
951-575 7 Perris CA   6664 SPRINT SPECTRUM L.P. 730   2007-07-23   
951-575 8 Perris CA   6529 T-MOBILE USA, INC. 730   2007-08-02   
951-575 9 Perris CA   6664 SPRINT SPECTRUM L.P. 730   2007-07-23   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.