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-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
502-861 A Louisville KY LSVLKYOGDS1  462      
502-861 1 Louisville KY LSVLKYOGDS1  462   2018-11-01   
502-965 A Louisville KY LSVLKYOG1MD  462      
502-965 1 Louisville KY LSVLKYOG1MD  462   2017-09-03   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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