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: 382

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-382 A Mendota CA FRSNCAVVDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-382 0 Mendota CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2010-09-19   
559-382 1 Mendota CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-382 2 Mendota CA   318J COMCAST IP PHONE, LLC 728   2006-09-30   
559-382 3 Mendota CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2010-03-04   
559-382 4 Mendota CA   5562 METROPCS, INC. 728   2014-10-25   
559-382 5 Mendota CA   516C AT&T CORP. 728   2010-10-27   
559-382 6 Mendota CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2011-07-04   
559-382 7 Mendota CA   649C ONVOY, LLC - CA 728   2013-03-17   
559-382 8 Mendota CA   5562 METROPCS, INC. 728   2014-10-25   
559-382 9 Mendota CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2013-11-10   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.