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: 258

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-258 A Del Rey CA FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728      
559-258 0 Del Rey CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2012-11-25   
559-258 1 Del Rey CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2014-05-22   
559-258 2 Del Rey CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2010-03-04   
559-258 3 Del Rey CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2015-12-21   
559-258 4 Del Rey CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2015-12-21   
559-258 5 Del Rey CA   649C ONVOY, LLC - CA 728   2013-03-15   
559-258 6 Del Rey CA   516C AT&T CORP. 728   2010-10-27   
559-258 8 Del Rey CA   318J COMCAST IP PHONE, LLC 728   2006-09-30   
559-258 9 Del Rey CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 728   2013-12-20   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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