M-64 is a north–south state trunkline highway in the Upper Peninsula of the US state of Michigan. It runs for approximately 63+3⁄4 miles through the western part of the state in land that is part of t
M-99 is a north–south state trunkline highway in the Lower Peninsula of the US state of Michigan. It runs from the Ohio state border, where it connects to State Route 15, north to Lansing, where it te
Welcome sign at the Ohio state line where SR 15 becomes M-99 northbound