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: 600

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
859-600 A Covington KY CNCNOHRE2MD  896E ONVOY, LLC - KY 922      
859-600 0 Covington KY   896E ONVOY, LLC - KY 922   2017-10-30   
859-600 1 Covington KY   987E BANDWIDTH.COM CLEC, LLC - KY 922   2019-05-10   
859-600 2 Covington KY   6529 T-MOBILE USA, INC. 922   2022-01-26   
859-600 3 Covington KY   6529 T-MOBILE USA, INC. 922   2022-01-26   
859-600 4 Covington KY   6529 T-MOBILE USA, INC. 922   2022-01-26   
859-600 5 Covington KY   6529 T-MOBILE USA, INC. 922   2022-01-26   
859-600 6 Covington KY   896E ONVOY, LLC - KY 922   2017-10-30   
859-600 7 Covington KY   035H PEERLESS NETWORK OF KENTUCKY, LLC - KY 922   2020-03-18   
859-600 8 Covington KY   6529 T-MOBILE USA, INC. 922   2022-01-26   
859-600 9 Covington KY   6529 T-MOBILE USA, INC. 922   2022-01-26   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.