Missouri Secondary State Route DD is an east-west highway in Northastern Phelps County. It runs from Missouri State Route 8/68, at St. James, east to Boys Town Road/Sbabo Road. MO Sec St Rt DD passes through the following towns in Phelps County. St. James
MO Sec St Rt DD is not multi-plexed in Phelps County. MO Sec St Rt DD intersects the following highways in Phelps County. Missouri State Route 8, at St. James. Missouri State Route 68, at St. James.
