Michigan State Route 66 is a north-south highway in Charlevoix County. It runs from U.S. Rt. 31, at Charlevoix, to the Antrim/Charlevoix County Line, south of East Jordan. MI St Rt 66 passes through the following towns in Charlevoix County. Charlevoix
Ironton
East Jordan
MI St Rt 66 is not multi-plexed in Charlevoix County. MI St Rt 66 intersects the following highways in Charlevoix County. U.S. Rt. 31, at Charlevoix.
A junction marker on SB U.S. Rt. 31. SB MI St Rt 66 south of U.S. Rt. 31. SB MI St Rt 66 near Wickersham Road. SB MI St Rt 66 north of Ironton. SB MI St Rt 66 at Ferry Road. SB MI St Rt 66 near Fulsome Street in Ironton. SB MI St Rt 66 south of Ironton. SB MI St Rt 66 near Flagg Road. SB MI St Rt 66 north of East Jordan. SB MI St Rt 66 near Hugh Street in East Jordan. SB MI St Rt 66 at MI St Rt 32. A guide marker on WB MI St Rt 32. NB MI St Rt 66 at MI St Rt 32. SB MI St Rt 66 south of East Jordan.