Ohio State Route 202 is a north-south highway in Montgomery County. This runs in the northeast corner of the county. OH St Rt 202 passes through the following towns in Montgomery County. Dayton Riverside Huber Heights OH St Rt 202 is not multi-plexed in Montgomery County. OH St Rt 202 intersects the following highways in Montgomery County. Ohio State Route 4, at Dayton. Ohio State Route 835, Huber Heights. Interstate 70, at Huber Heights.