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: WNCHKYMAXYY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-686 A Fork Ridge TN 566J RADIANTIQ LLC 466   2021-06-15   
423-686 0 Fork Ridge TN 566J RADIANTIQ LLC 466   2021-06-15   
859-658 A Cynthiana KY 566J RADIANTIQ LLC 466      
859-658 8 Cynthiana KY 566J RADIANTIQ LLC 466   2021-06-03   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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