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.

NPA: 859 [Rate centres in NPA 859] [Dial plan for NPA 859]

NXX: 573

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
859-573 A Winchester KY WNCHKYMAX9Z  035H PEERLESS NETWORK OF KENTUCKY, LLC - KY 466   2026-06-20   
859-573 0 Winchester KY WNCHKYMAX9Z  035H PEERLESS NETWORK OF KENTUCKY, LLC - KY 466   2026-06-20   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.