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.

OCN: 4420 FRONTIER CALIFORNIA INC.

<< 1 2 3 4 5 6 7 8 9 10 11 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
760-378 2 Weldon CA WLDNCAXFRS1  730      
760-378 3 Weldon CA WLDNCAXFRS1  730      
760-378 4 Weldon CA WLDNCAXFRS1  730      
760-379 A Lake Isabella CA LKISCAXFRS1  730      
760-381 A Victorville: Victorville DA CA VTVLCAXADS0  730      
760-383 A Fort Irwin CA FTIRCAXFRS7  730      
760-383 4 Fort Irwin CA FTIRCAXFRS7  730      
760-384 A Ridgecrest CA RDGCCAXGDS0  730      
760-384 0 Ridgecrest CA RDGCCAXGDS0  730      
760-384 1 Ridgecrest CA RDGCCAXGDS0  730      
760-384 2 Ridgecrest CA RDGCCAXGDS0  730      
760-384 3 Ridgecrest CA RDGCCAXGDS0  730      
760-384 4 Ridgecrest CA RDGCCAXGDS0  730      
760-384 5 Ridgecrest CA RDGCCAXGDS0  730      
760-384 6 Ridgecrest CA RDGCCAXGDS0  730      
760-384 7 Ridgecrest CA RDGCCAXGDS0  730      
760-384 9 Ridgecrest CA RDGCCAXGDS0  730      
760-386 A Fort Irwin CA FTIRCAXFRS7  730      
760-386 0 Fort Irwin CA FTIRCAXFRS7  730      
760-386 1 Fort Irwin CA FTIRCAXFRS7  730      
760-386 2 Fort Irwin CA FTIRCAXFRS7  730      
760-386 3 Fort Irwin CA FTIRCAXFRS7  730      
760-386 4 Fort Irwin CA FTIRCAXFRS7  730      
760-386 8 Fort Irwin CA FTIRCAXFRS7  730      
760-386 9 Fort Irwin CA FTIRCAXFRS7  730      
760-387 A Pine Creek CA PNCKCAXFRS1  730      
760-387 2 Pine Creek CA PNCKCAXFRS1  730      
760-388 A El Mirage CA ELMGCAXFRS1  730      
760-388 4 El Mirage CA ELMGCAXFRS1  730      
760-388 8 El Mirage CA ELMGCAXFRS1  730      
760-389 A Summit Valley CA SMVYCAXFRSA  730      
760-389 2 Summit Valley CA SMVYCAXFRSA  730      
760-428 A Ridgecrest CA CHLKCAXFRS3  730      
760-428 3 Ridgecrest CA CHLKCAXFRS3  730   2009-12-11   
760-428 4 Ridgecrest CA CHLKCAXFRS3  730   2009-12-11   
760-428 5 Ridgecrest CA CHLKCAXFRS3  730   2009-12-11   
760-446 A Ridgecrest CA CHLKCAXFRS3  730      
760-446 0 Ridgecrest CA CHLKCAXFRS3  730      
760-446 1 Ridgecrest CA CHLKCAXFRS3  730      
760-446 2 Ridgecrest CA CHLKCAXFRS3  730      
760-446 3 Ridgecrest CA CHLKCAXFRS3  730      
760-446 4 Ridgecrest CA CHLKCAXFRS3  730      
760-446 5 Ridgecrest CA CHLKCAXFRS3  730      
760-446 6 Ridgecrest CA CHLKCAXFRS3  730      
760-446 7 Ridgecrest CA CHLKCAXFRS3  730      
760-446 8 Ridgecrest CA CHLKCAXFRS3  730      
760-499 A Ridgecrest CA CHLKCAXFRS3  730      
760-499 1 Ridgecrest CA CHLKCAXFRS3  730      
760-499 3 Ridgecrest CA CHLKCAXFRS3  730   2005-07-03   
760-499 5 Ridgecrest CA CHLKCAXFRS3  730      

<< 1 2 3 4 5 6 7 8 9 10 11 >>

Last updated: Fri, 23 Jul 2021 12:43:22 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.