M-21 is an east–west state trunkline highway in the US state of Michigan connecting the cities of Grand Rapids and Flint. The highway passes through rural...

state trunkline highways in the US state of Michigan are the segments of the State Trunkline Highway System maintained by the Michigan Department of Transportation...

M-28 is an east–west state trunkline highway that traverses nearly all of the Upper Peninsula of the U.S. state of Michigan, from Wakefield to near Sault...

M-10 is a state trunkline highway in the Metro Detroit area of Michigan in the United States. Nominally labeled north-south, the route follows a northwest-southeast...

M-1, also known as Woodward Avenue, is a north–south state trunkline highway in the Metro Detroit area of the US state of Michigan. The highway, called...

M-102 is an east–west state trunkline highway in the US state of Michigan that runs along the northern boundary of Detroit following 8 Mile Road. The...

M-15 is a north–south state trunkline highway in the US state of Michigan. The southern terminus is a junction with US Highway 24 (US 24) just south of...

US 41 at Phoenix to north of Eagle River. The Michigan State Highway Department redesignated the highway as M-111 in 1938, and it was redesignated two years...

M-51 is a north–south state trunkline highway in the southwestern portion of the US state of Michigan. The southern terminus is at a connection with State...

M-13 is a 73.339-mile (118.028 km) north–south state trunkline highway that runs through the Saginaw Bay region of the US state of Michigan. It runs from...

M-14 is an east–west state trunkline highway in the southeastern portion of the US state of Michigan. Entirely freeway, it runs for 22.250 miles (35.808 km)...

M-37 is a north–south state trunkline highway in the US state of Michigan. The southern terminus is near the border between Kalamazoo and Calhoun counties...

M-72 is a state trunkline highway in the US state of Michigan, running from Lake Huron to Lake Michigan across the northern part of the Lower Peninsula...

M-142 is an east–west state trunkline highway in The Thumb region of the US state of Michigan. It is a "trans-peninsular" highway in that it travels through...

9-mile-long (44.9 km) state trunkline highway in the Metro Detroit area of the US state of Michigan. The highway runs through suburbs in Oakland and Wayne...

M-24 is a north–south state trunkline highway in the U.S. state of Michigan that extends 75.691 miles (121.813 km) through Southeast Michigan and The...

M-78 is a state trunkline highway in the US state of Michigan. The western terminus is the intersection with M-66 north of Battle Creek in Pennfield Township...

M-209 was a state trunkline highway in the Lower Peninsula of the US state of Michigan. It was located in Leelanau County in the Sleeping Bear Dunes National...

M-86 is an east–west state trunkline highway in the US state of Michigan in the southern portion of the Lower Peninsula. The highway starts at Business...

M-66 is a north–south state trunkline highway on the Lower Peninsula of the US state of Michigan. It runs from the Indiana state line in the south to Charlevoix...

M-91 is a largely north–south state trunkline highway in the Lower Peninsula of the US state of Michigan. It runs from Belding to south of Lakeview. Its...

M-30 is a state trunkline highway in the U.S. state of Michigan that runs in a north–south direction from M-46 near Merrill to M-55 in West Branch. The...

M-57 is an east–west state trunkline highway in the US state of Michigan. The 105.377-mile (169.588 km) highway connects US Highway 131 (US 131) near...

M-76 is a former state trunkline highway designation in the Lower Peninsula of the US state of Michigan. The highway's designation was decommissioned when...

M-52 is a north–south state trunkline highway in the US state of Michigan. The southern terminus is on the Ohio border, where it continues as State Route...

M-96 is a state trunkline highway in the US state of Michigan that runs between Kalamazoo and Marshall. Its termini are both on business routes of Interstate...

M-46 is an east–west state trunkline highway in the US state of Michigan between Muskegon and Port Sanilac, terminating near Lake Michigan and Lake Huron...

M-20 is a state trunkline highway in the US state of Michigan that runs from New Era to Midland. It crosses through rural Lower Peninsula forest land...

M-47 is a north–south state trunkline highway in the US state of Michigan. It runs near Saginaw and Midland in the Tri-Cities area of the Lower Peninsula...

US Highway 12 (US 12) is an east–west United States Numbered Highway that runs from Aberdeen, Washington, to Detroit, Michigan. In Michigan, it runs for...