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: CHICCACWCM1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
530-200 A Los Molinos CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-370 A Biggs CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-517 A Butte City CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-518 A Chico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-521 A Chico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-570 A Chico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-586 A Corning CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-588 A Chico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-680 A Chico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-736 A Red Bluff CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-864 A Chico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 724      

Last updated: Sun, 29 Nov 2020 13:13:58 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.