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: 764

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-764 A Mount Vernon KY SMRTKYXAX4X  896E ONVOY, LLC - KY 466   2024-01-04   
606-764 1 Mount Vernon KY SMRTKYXAX4X  896E ONVOY, LLC - KY 466      
606-764 6 Mount Vernon KY SMRTKYXAX4X  896E ONVOY, LLC - KY 466   2020-11-09   
606-764 7 Mount Vernon KY SMRTKYXAX4X  896E ONVOY, LLC - KY 466   2020-11-09   
606-764 8 Mount Vernon KY SMRTKYXAX4X  896E ONVOY, LLC - KY 466   2021-10-16   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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