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: 510

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-510 A Tulare CA FRSNCAQR0MD  939H COMMIO, LLC 728      
559-510 0 Tulare CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2021-09-12   
559-510 1 Tulare CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2021-09-12   
559-510 2 Tulare CA   939H COMMIO, LLC 728   2022-12-23   
559-510 3 Tulare CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2025-02-03   
559-510 4 Tulare CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2021-11-25   
559-510 5 Tulare CA   939H COMMIO, LLC 728   2022-12-23   
559-510 6 Tulare CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2021-11-25   
559-510 7 Tulare CA   5562 METROPCS, INC. 728   2021-10-28   
559-510 8 Tulare CA   939H COMMIO, LLC 728   2022-12-23   
559-510 9 Tulare CA   5562 METROPCS, INC. 728   2022-04-26   

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

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