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: 620

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-620 A Selma CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-620 0 Selma CA FRSNCA01TMD  939H COMMIO, LLC 728   2022-09-19   
559-620 1 Selma CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2023-08-10   
559-620 2 Selma CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2021-11-14   
559-620 3 Selma CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2021-11-14   
559-620 4 Selma CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2021-11-14   
559-620 5 Selma CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2023-08-10   
559-620 6 Selma CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2023-08-10   
559-620 7 Selma CA   394L COMCAST PHONE OF CALIFORNIA, LLC 728   2023-03-17   
559-620 8 Selma CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2022-06-11   
559-620 9 Selma CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2021-10-15   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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