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: 791

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-791 A Porterville CA PTVLCA11DS0  9740 PACIFIC BELL 728      
559-791 0 Porterville CA PTVLCA11DS0  9740 PACIFIC BELL 728      
559-791 1 Porterville CA PTVLCA11DS0  9740 PACIFIC BELL 728      
559-791 2 Porterville CA PTVLCA11DS0  9740 PACIFIC BELL 728      
559-791 3 Porterville CA PTVLCA11DS0  9740 PACIFIC BELL 728      
559-791 4 Porterville CA PTVLCA11DS0  9740 PACIFIC BELL 728      
559-791 5 Porterville CA FRSNCAQRAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728      
559-791 6 Porterville CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2024-01-23   
559-791 7 Porterville CA PTVLCA11DS0  9740 PACIFIC BELL 728      
559-791 8 Porterville CA FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728   2009-01-14   
559-791 9 Porterville CA PTVLCA11DS0  9740 PACIFIC BELL 728      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.