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.

NPA: 559 [Rate centres in NPA 559] [Dial plan for NPA 559]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-495 A Fresno CA FRSNCA01DS0  9740 PACIFIC BELL 728      
559-495 0 Fresno CA   9740 PACIFIC BELL 728      
559-495 1 Fresno CA   9740 PACIFIC BELL 728      
559-495 2 Fresno CA   9740 PACIFIC BELL 728      
559-495 3 Fresno CA   9740 PACIFIC BELL 728      
559-495 4 Fresno CA   9740 PACIFIC BELL 728      
559-495 5 Fresno CA   6529 T-MOBILE USA, INC. 728   2007-01-20   
559-495 6 Fresno CA   9740 PACIFIC BELL 728      
559-495 7 Fresno CA   9740 PACIFIC BELL 728      
559-495 8 Fresno CA   6529 T-MOBILE USA, INC. 728   2006-04-09   
559-495 9 Fresno CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728   2006-04-27   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.