Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: ASLDKYXAX2X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
606-429 A Russell KY 896E ONVOY, LLC - KY 466   2024-04-29   
606-644 A Ashland KY 896E ONVOY, LLC - KY 466   2024-01-04   
606-646 A Meads KY 896E ONVOY, LLC - KY 466      
606-713 A Grayson KY 896E ONVOY, LLC - KY 466      
606-924 A Ashland KY 896E ONVOY, LLC - KY 466      
606-926 A Ashland KY 896E ONVOY, LLC - KY 466      

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

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