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: POMNCAXF62E

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
909-397 A Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-469 A Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-620 A Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-622 A Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-623 A Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-629 A Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-865 A Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 A Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 0 Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 1 Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 2 Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 3 Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 4 Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 5 Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 6 Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 7 Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      
909-868 9 Pomona CA 2319 FRONTIER CALIFORNIA INC. 730      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.