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: 608

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-608 A Somerset KY SMRTKYXAX2X  624H ONVOY SPECTRUM, LLC 466   2024-04-07   
606-608 0 Somerset KY SMRTKYXAX4X  896E ONVOY, LLC - KY 466   2024-04-08   
606-608 1 Somerset KY SMRTKYXAX4X  896E ONVOY, LLC - KY 466   2024-04-08   
606-608 6 Somerset KY SMRTKYXAX2X  624H ONVOY SPECTRUM, LLC 466   2024-04-07   

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

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