Local Calling Guide

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NPA: 839 [Rate centres in NPA 839] [Dial plan for NPA 839]

NXX: 317

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
839-317 A Columbia SC   478J NUSO, LLC 434   2025-06-23   
839-317 0 Columbia SC   6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 434   2025-11-28   
839-317 1 Columbia SC   478J NUSO, LLC 434   2025-06-23   
839-317 2 Columbia SC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2026-01-23   
839-317 6 Columbia SC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2025-09-17   
839-317 7 Columbia SC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2025-09-17   
839-317 8 Columbia SC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2025-09-17   
839-317 9 Columbia SC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2025-09-17   

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

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