Local Calling Guide

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NPA: 979 [Rate centres in NPA 979] [Dial plan for NPA 979]

NXX: 309

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
979-309 A High Hill TX BRYNTXXAX4X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 570      
979-309 1 High Hill TX BRYNTXEH00Z  490J BOOST SUBSCRIBERCO L.L.C. 570   2024-02-23   
979-309 8 High Hill TX BRYNTXXAX4X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 570   2018-04-28   
979-309 9 High Hill TX BRYNTXXAX4X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 570   2013-11-02   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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