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: 844

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-844 A Idyllwild CA LSANCAJWIMD  965H FRACTEL, LLC 730      
951-844 0 Idyllwild CA   649C ONVOY, LLC - CA 730   2021-07-30   
951-844 1 Idyllwild CA   939H COMMIO, LLC 730   2021-10-10   
951-844 2 Idyllwild CA   939H COMMIO, LLC 730   2021-10-10   
951-844 3 Idyllwild CA   649C ONVOY, LLC - CA 730   2020-12-04   
951-844 4 Idyllwild CA   965H FRACTEL, LLC 730   2020-11-14   
951-844 5 Idyllwild CA   649C ONVOY, LLC - CA 730   2020-12-04   
951-844 6 Idyllwild CA   624H ONVOY SPECTRUM, LLC 730   2021-07-21   
951-844 7 Idyllwild CA   624H ONVOY SPECTRUM, LLC 730   2021-11-07   
951-844 9 Idyllwild CA   939H COMMIO, LLC 730   2021-10-10   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.