Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 276 [Rate centres in NPA 276] [Dial plan for NPA 276]

NXX: 343

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
276-343 A Big Stone Gap VA   138E ONVOY, LLC - VA 244   2025-05-11   
276-343 0 Big Stone Gap VA   138E ONVOY, LLC - VA 244   2025-05-11   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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