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.
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OCN: 779B CITYNET KENTUCKY, LLC - KY

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
859-474 6 Alexandria KY CNCOOH500MD  922   2006-03-19   
859-486 6 Covington KY CNCOOH500MD  922   2004-01-04   
859-534 6 Boone KY CNCOOH500MD  922   2004-01-04   
859-904 6 Warsaw KY CNCOOH500MD  922   2004-03-15   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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