Kentucky State Route 80 is a east-west highway Central Barren County. It runs along the Cumberland Parkway Corridor. KY St Rt 80 passes through the following towns in Barren County. Lecta Glasgow
TRUCK Kentucky State Route 90, at Glasgow. Kentucky Secondary State Route 2189, near Glasgow. Kentucky State Route 685, near Beckton. Louie B. Nunn Cumberland Parkway, near Bon Ayr. (NO INTERCHANGE) Kentucky State Route 255, at Bon Ayr. Kentucky Secondary State Route 2240, at Merry Oaks.
A junction makrer on NB BUSN U.S. Rt. 31E. WB U.S. Rt. 68/KY St Rt 80; NB KY St Rt 90 north of Downtown Glasgow.