Michigan State Route 72 runs east-west across Central Alcona County. It runs from the Alcona/Oscoda County Line, near Curran, to U.S. Rt. 23, at Harrisville. MI St Rt 72 passes through the following towns in Alcona County. Curran
EB MI St Rt 72 at the Alcona/Oscoda County Line. SB MI St Rt 65/EB MI St Rt 72 north of Curran. EB MI St Rt 72 near Bean Hill Road. A guide marker on EB MI St Rt 72. EB MI St Rt 72 at Somers Road. A junction marker on NB U.S. Rt. 23. The eastern end of MI St Rt 72. The eastern end marker. WB MI St Rt 72 west of U.S. Rt. 23. EB MI St Rt 72 at U.S. Rt. 23.
