Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 859 [Rate centres in NPA 859] [Dial plan for NPA 859]

NXX: 577

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
859-577 A Winchester KY   896E ONVOY, LLC - KY 466   2025-04-08   
859-577 7 Winchester KY   896E ONVOY, LLC - KY 466   2016-09-12   
859-577 8 Winchester KY   896E ONVOY, LLC - KY 466   2016-09-12   
859-577 9 Winchester KY   896E ONVOY, LLC - KY 466   2016-09-12   

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

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