Missouri State Route 210 is an east-west highway in Southwestern Ray County. This runs from Missouri State Route 10, near Richmond, west to the Clay/Ray County Line. MO St Rt 210 does not pass through any towns in Ray County. MO St Rt 210 is not multi-plexed in Ray County. MO St Rt 210 intersects the following highways in Ray County. Missouri State Route 10, near Richmond. Missouri Secondary State Route EE, near Fleming. Missouri Secondary State Route H, near Fleming. Missouri Secondary State Route O, near Orrick. Missouri Secondary State Route Z, near Orrick.