Numbered highways in Kentucky

The Kentucky Revised Statute 177.020(1) provides that the Department of Highways, a part of the Kentucky Transportation Cabinet, is responsible for the establishment and classification of a State Primary Road System which includes the state primary routes, interstate highways, parkways and toll roads, state secondary routes, rural secondary routes and supplemental roads. These routes are listed below.

Source: Wikipedia — Numbered highways in Kentucky (CC BY-SA 4.0)