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: 867

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-867 A Riverdale CA RVDLCA11RS0  9740 PACIFIC BELL 728      
559-867 0 Riverdale CA RVDLCA11RS0  9740 PACIFIC BELL 728      
559-867 1 Riverdale CA RVDLCA11RS0  9740 PACIFIC BELL 728      
559-867 2 Riverdale CA   145J TERRA NOVA TELECOM INC. 728   2021-10-02   
559-867 3 Riverdale CA RVDLCA11RS0  9740 PACIFIC BELL 728      
559-867 4 Riverdale CA RVDLCA11RS0  9740 PACIFIC BELL 728      
559-867 5 Riverdale CA FRSNCA01XXZ  145J TERRA NOVA TELECOM INC. 728   2021-01-09   
559-867 9 Riverdale CA FRSNCA01DS5  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 728   2020-03-08   

Last updated: Sun, 31 Oct 2021 22:15:27 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.