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: 459

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-459 A Prestonsburg KY WNCHKYMAEMD  896E ONVOY, LLC - KY 466   2024-01-04   
606-459 0 Prestonsburg KY WNCHKYMAEMD  896E ONVOY, LLC - KY 466   2024-04-05   
606-459 1 Prestonsburg KY LXTNKYXAXOZ  515J IP HORIZON LLC 466   2024-04-25   
606-459 5 Prestonsburg KY WNCHKYMAEMD  896E ONVOY, LLC - KY 466      
606-459 9 Prestonsburg KY WNCHKYMAEMD  896E ONVOY, LLC - KY 466   2024-03-02   

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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