Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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 1 Columbia SC   478J NUSO, LLC 434   2025-06-23   
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: Thu, 16 Oct 2025 03:04:18 UTC

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