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: 983

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-983 A Dinuba CA FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728   2026-07-05   
559-983 0 Dinuba CA FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728   2026-07-05   
559-983 1 Dinuba CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2026-08-29   
559-983 7 Dinuba CA   114J EXIANT COMMUNICATIONS LLC 728   2026-08-31   
559-983 8 Dinuba CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2026-11-07   
559-983 9 Dinuba CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2026-09-12   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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