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: 341

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
839-341 A Columbia SC CLMASCSN47Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 434   2026-07-21   
839-341 2 Columbia SC CLMASCSN47Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 434   2026-07-21   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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