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: 390

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-390 A Alpaugh CA FRSNCA0112Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728      
559-390 0 Alpaugh CA FRSNCA01DS5  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 728   2013-12-20   
559-390 1 Alpaugh CA SNGRCAXFWMD  649C ONVOY, LLC - CA 728   2017-04-21   
559-390 2 Alpaugh CA SNGRCAXFWMD  649C ONVOY, LLC - CA 728   2021-07-22   
559-390 4 Alpaugh CA SNGRCAXFWMD  649C ONVOY, LLC - CA 728   2021-08-13   
559-390 5 Alpaugh CA SNGRCAXFWMD  649C ONVOY, LLC - CA 728   2019-07-18   
559-390 6 Alpaugh CA SNGRCAXFWMD  649C ONVOY, LLC - CA 728   2019-07-18   
559-390 7 Alpaugh CA FRSNCA0112Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728   2007-02-02   
559-390 8 Alpaugh CA FRSNCA01TMD  939H COMMIO, LLC 728   2024-01-21   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.