Missouri Secondary State Route BB is a short highway on the northside of Palmyra. MO Sec St Rt BB passes through the following town in Marion County. Palmyra
MO Sec St Rt BB is not multi-plexed in Marion County. MO Sec St Rt BB intersects the following highways in Marion County. BUSN U.S. Rt. 61, at Palmyra. Missouri State Route 168, at Palmyra.
A junction marker on NB BUSN U.S. Rt. 61/EB MO St Rt 168.
