Ohio State Route 108 is one of the main north-south hgihways in Fulton County. This runs from the Ohio/Michigan State Line to the Fulton/Henry County Line, via Wauseon. OH St Rt 108 passes through the following towns in Fulton County. Wauseon Oak Shade OH St Rt 108 is multi-plexed in Fulton County. Ohio State Route 2, near Wauseon. U.S. Rt. 20A, near Wauseon. U.S. Rt. 20, near Oak Shade. OH St Rt 108 intersects the following highways in Fulton County. Ohio State Route 2, at Wauseon. U.S. Rt. 20A, near Wauseon. Ohio State Route 2, near Wauseon. U.S. Rt. 20A, near Wauseon. Interstate 80, near Ottokee. Interstate 90, near Ottokee. Ohio Turnpike, near Ottokee. U.S. Rt. 20, at Oak Shade. U.S. Rt. 20, near Oak Shade.