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.

Switch: HNBHCAXF84C

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
714-375 A Huntington Beach CA 2319 FRONTIER CALIFORNIA INC. 730      
714-596 A Huntington Beach CA 2319 FRONTIER CALIFORNIA INC. 730      
714-841 A Huntington Beach CA 2319 FRONTIER CALIFORNIA INC. 730      
714-842 A Huntington Beach CA 2319 FRONTIER CALIFORNIA INC. 730      
714-843 A Huntington Beach CA 2319 FRONTIER CALIFORNIA INC. 730   2024-01-19   
714-847 A Huntington Beach CA 2319 FRONTIER CALIFORNIA INC. 730      
714-848 A Huntington Beach CA 2319 FRONTIER CALIFORNIA INC. 730      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.