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: ASLDKYXAX0X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
606-314 9 Greenup KY 624H ONVOY SPECTRUM, LLC 466   2024-03-02   
606-363 A South Shore KY 624H ONVOY SPECTRUM, LLC 466      
606-363 5 South Shore KY 624H ONVOY SPECTRUM, LLC 466   2021-12-10   
606-646 8 Meads KY 624H ONVOY SPECTRUM, LLC 466   2024-03-02   
606-713 9 Grayson KY 624H ONVOY SPECTRUM, LLC 466   2024-03-02   
606-865 0 Catlettsburg KY 624H ONVOY SPECTRUM, LLC 466   2024-03-02   
606-900 8 Russell KY 624H ONVOY SPECTRUM, LLC 466   2024-03-02   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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