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: 364

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-364 A San Joaquin CA FRSOCAYM6MD  5562 METROPCS, INC. 728      
559-364 2 San Joaquin CA FRSNCA0112Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728      
559-364 3 San Joaquin CA SNGRCAXFWMD  649C ONVOY, LLC - CA 728      
559-364 5 San Joaquin CA FRSMCA150MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728      
559-364 6 San Joaquin CA FRSOCAYM6MD  5562 METROPCS, INC. 728      
559-364 9 San Joaquin CA SNGRCAXFWMD  649C ONVOY, LLC - CA 728      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.