Ohio State Route 107 is a short east-west highway in Central Williams County. It runs from Ohio State Route 49, near Edon, to U.S. Rt. 20A/Ohio State Route 15, at Montpelier. OH St Rt 107 passes through the following highways in Williams County. Montpelier OH St Rt 107 is multi-plexed in Williams County. Ohio State Route 576, at Montpelier. OH St Rt 107 intersects the following highways in Williams County. Ohio State Route 49, near Edon. Ohio State Route 576, at Montpelier. Ohio State Route 576, at Montpelier. U.S. Rt. 20A, near Montpelier. Ohio State Route 15, near Montpelier.
