Kentucky State Route 18 runs east-west across central and northern Kentucky. KY St Rt 18 passes through the following towns in Boone County. Florence Limaburg Burlington Commissary Corner Belleview McVille KY St Rt 18 is not multi-plexed in Boone County. KY St Rt 18 intersects the following highways in Boone County. Kentucky Secondary State Route 1017, at Florence. Interstate 71, at Florence. Interstate 75, at Florence. Kentucky Secondary State Route 3157, at Florence. Kentucky State Route 842, at Florence. Kentucky Secondary State Route 3168, at Limaburg. Kentucky State Route 237, at Burlington. Kentucky State Route 338, at Burlington. Kentucky State Route 20, near Belleview. Kentucky State Route 338, near Rabbit Hash.