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.

Lake Almanor, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
530-596 A LKARCAXFRS1  3402 CITIZENS TELECOMM DBA FRONTIER COMM GOLDEN STATE 724      
530-596 0 LKARCAXFRS1  3402 CITIZENS TELECOMM DBA FRONTIER COMM GOLDEN STATE 724      
530-596 3 LKARCAXFRS1  3402 CITIZENS TELECOMM DBA FRONTIER COMM GOLDEN STATE 724      
530-596 4 LKARCAXFRS1  3402 CITIZENS TELECOMM DBA FRONTIER COMM GOLDEN STATE 724      
530-596 6 LKARCAXFRS1  3402 CITIZENS TELECOMM DBA FRONTIER COMM GOLDEN STATE 724      
530-596 7 CHICCA01X5X  508J CENTURYLINK COMMUNICATIONS, LLC 724      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.