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: BUMTCAXF84L

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
951-769 A Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-769 0 Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-769 1 Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-769 2 Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-769 3 Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-769 4 Banning CA 2319 FRONTIER CALIFORNIA INC. 730   2004-03-10   
951-769 5 Banning CA 2319 FRONTIER CALIFORNIA INC. 730   2004-06-13   
951-769 6 Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-769 7 Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-769 8 Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-769 9 Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-845 A Banning CA 2319 FRONTIER CALIFORNIA INC. 730      
951-922 6 Banning CA 2319 FRONTIER CALIFORNIA INC. 730   2005-02-14   

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.