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: SERNCAXGDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
707-785 A Timber Cove: Sea Ranch DA CA 4420 FRONTIER CALIFORNIA INC. 722      
707-785 1 Timber Cove: Sea Ranch DA CA 4420 FRONTIER CALIFORNIA INC. 722      
707-785 2 Timber Cove: Sea Ranch DA CA 4420 FRONTIER CALIFORNIA INC. 722      
707-785 3 Timber Cove: Sea Ranch DA CA 4420 FRONTIER CALIFORNIA INC. 722      
707-785 9 Timber Cove: Sea Ranch DA CA 4420 FRONTIER CALIFORNIA INC. 722      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.