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.

Greenville, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
530-284 A GNVLCAXFDS0  2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-284 0   2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-284 1   2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-284 5   7575 CENTURYLINK COMMUNICATIONS LLC 724   2017-08-23   
530-284 6   2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-284 7   2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-284 9   2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.