Ohio State Route 668 is a short north-south highway in Southeastern Licking County. It runs from a junction with U.S. Rt. 40, near Brownsville, to the Licking/Perry County Line. OH St Rt 668 passes through the following town in Licking County. Brownsville OH St Rt 668 is not multi-plexed in Licking County. OH St Rt 668 intersects the following highways in Licking County. U.S. Rt. 40, near Brownsville. Interstate 70, near Brownsville.
