Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 559 [Rate centres in NPA 559] [Dial plan for NPA 559]

NXX: 853

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-853 A Porterville CA FRSMCA150MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728      
559-853 0 Porterville CA FRSNCA01DS5  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 728   2013-12-20   
559-853 1 Porterville CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2008-06-12   
559-853 3 Porterville CA FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728   2015-01-26   
559-853 4 Porterville CA FRSMCA150MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728   2005-07-25   
559-853 5 Porterville CA FRSOCAYM7MD  5562 METROPCS, INC. 728   2018-08-06   
559-853 6 Porterville CA FRSMCA150MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728   2014-05-04   
559-853 7 Porterville CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2007-10-20   
559-853 8 Porterville CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2007-10-20   
559-853 9 Porterville CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2007-10-20   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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