Missouri Secondary State Route A is a nroth-south highway in North-Central Franklin County. This runs from Union to Washington. MO Sec St Rt A passes through the following towns in Franklin County. Union
Washington
MO Sec St Rt A is not multi-plexed in Franklin County. MO Sec St Rt A intersects the following highways in Franklin County. Missouri State Route 47, at Union.
Missouri Secondary State Route BB, near Union. Missouri Secondary State Route YY, near Washington. Missouri State Route 100, at Washington.
