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: 373

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-373 A Hazard KY HZRDKYXAPS0  9690 WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON 466      
606-373 0 Hazard KY   073H TELNYX LLC 466   2020-07-10   
606-373 1 Hazard KY   624H ONVOY SPECTRUM, LLC 466   2024-03-03   
606-373 3 Hazard KY   896E ONVOY, LLC - KY 466   2016-05-23   
606-373 4 Hazard KY   9690 WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON 466   2012-03-29   
606-373 5 Hazard KY   896E ONVOY, LLC - KY 466   2016-05-23   
606-373 6 Hazard KY   8406 TELEPORT COMMUNICATIONS AMERICA, LLC - KY 466   2016-01-15   
606-373 8 Hazard KY   896E ONVOY, LLC - KY 466   2024-07-12   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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