Missouri State Route 15 is a north-south highway in Central Shelby County. It runs from the Monroe/Shelby County Line, south of Shelbina, to the Knox/Shelby County Line, near Plevna. This is the north-south highway that runs through Shelbyville. MO St Rt 15 passes through the following towns in Shelby County. Shelbina
Shelbyville Bethel MO St Rt 15 is not multi-plexed in Shelby County. MO St Rt 15 intersects the following highways in Shelby County. Missouri Secondary State Route WW, near Shelbina. BUSN U.S. Rt. 36, at Shelbina.
Missouri Seocndary State Route HH, near Shelbina. Missouri Secondary State Route U, near Shelbyville. Missouri Secondary State Route AA, near Shelbyville. Missouri State Route 168, at Shelbyville. Missouri Secondary State Route K, at Shelbyville. Missouri Seocndary State Route P, near Bethel. Missouri Secondary State Route M, near Bethel. Missouri Secondary State Route J, near Bethel. Missouri Seocndary State Route E, near Bethel.