Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 606 [Rate centres in NPA 606] [Dial plan for NPA 606]

NXX: 668

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-668 A Campton KY CMTNKYXADS0  0414 MOUNTAIN RURAL TEL. COOP. CORP., INC. 466      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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