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: 458

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-458 A Grayson KY ASLDKYXAX1X  506J TWILIO INTERNATIONAL, INC. 466   2024-12-27   
606-458 0 Grayson KY ASLDKYXAX2X  896E ONVOY, LLC - KY 466   2024-04-19   
606-458 1 Grayson KY WNCHKYMAXLY  238H CEBRIDGE TELECOM KY, LLC DBA SUDDENLINK COMM 466   2024-04-20   
606-458 3 Grayson KY LXTNKY2424Z  490J DISH WIRELESS, LLC 466   2024-09-02   
606-458 4 Grayson KY LXTNKY2424Z  490J DISH WIRELESS, LLC 466   2024-05-16   
606-458 5 Grayson KY ASLDKYXAX1X  506J TWILIO INTERNATIONAL, INC. 466   2024-12-28   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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