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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-387 A Clovis CA   9740 PACIFIC BELL 728      
559-387 0 Clovis CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-04-07   
559-387 1 Clovis CA   9740 PACIFIC BELL 728   2013-11-30   
559-387 2 Clovis CA   9740 PACIFIC BELL 728   2013-11-30   
559-387 3 Clovis CA   9740 PACIFIC BELL 728   2013-11-30   
559-387 4 Clovis CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2014-05-12   
559-387 5 Clovis CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728   2014-03-01   
559-387 6 Clovis CA   6529 T-MOBILE USA, INC. 728   2014-11-18   
559-387 7 Clovis CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-08-05   
559-387 8 Clovis CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-09-16   
559-387 9 Clovis CA   6529 T-MOBILE USA, INC. 728   2014-04-13   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.