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: 804

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-804 A Hemet: Hemet DA CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
951-804 0 Hemet: Hemet DA CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2025-12-01   
951-804 1 Hemet: Hemet DA CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2025-12-01   
951-804 2 Hemet: Hemet DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-08-07   
951-804 3 Hemet: Hemet DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-08-07   
951-804 4 Hemet: Hemet DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-08-07   
951-804 5 Hemet: Hemet DA CA   649C ONVOY, LLC - CA 730   2026-09-14   
951-804 6 Hemet: Hemet DA CA   649C ONVOY, LLC - CA 730   2026-09-14   
951-804 7 Hemet: Hemet DA CA   649C ONVOY, LLC - CA 730   2026-09-14   
951-804 8 Hemet: Hemet DA CA   649C ONVOY, LLC - CA 730   2026-09-14   
951-804 9 Hemet: Hemet DA CA ONTRCAXPXPY  649C ONVOY, LLC - CA 730   2026-06-22   

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.