Interstate 75

## Interstate

**Interstate 75** is a north-south highway connecting Sault Saint Marie, Michigan to Miami Lakes, Florida, passing Flint, Michigan, Detroit, Michigan, Toledo, Ohio, Dayton, Ohio, Cincinnati, Ohio, Lexington, Kentucky, Knoxville, Tennessee, Chattanooga, Tennessee, Atlanta, Georgia, Tampa, Florida, and Miami, Florida. It also connects I-94, I-96, I-90, I-80, I-70, I-74, I-64, I-40, I-24, I-85, I-75, I-20, I-16, I-10, I-4, and indirectly I-95.

## Route Description

### Michigan

Interstate 75 begins at the US-Canada border in Sault Sainte Marie and continues south through the Upper Peninsula. Interstate 75 is the only interstate in the Upper Peninsula! Interstate 75 meets M28 in Dafter and US 2 in Saint Ignace, then crosses over the Mackinac Bridge to the Lower Peninsula.

It meets US 23 in Mackinac City, US 31 south of Mackinac City, M32 in Gaylord, M72 in Grayling, and US 127 south of Grayling. It then continues towards Saginaw, Flint, and Detroit. It begins a concurrency with US 23 in Grayling, and then meets US 10 in Bay City, I-675, M13, I-675 (again), and M46 in Saginaw, I-475 in Mount Morris, I-69 near Flint, and splits with US 23 south of Flint. It meets US 24 in Clarkston, M24 in Auburn Hills, M59 near Pontiac, I-696 in Madison Heights, M8 near Hamtramck, I-94 near Hamtramck, I-375 and M3 in Detroit, M10 in Detroit, I-96 in Detroit, M35 and M89 in Lincoln Park, I-275 near Newport, and the Ohio State Line near Lost Peninsula.

I-75 in Michigan serves the communities of Sault Ste Marie, Saint Ignace, Mackinac City, Gaylord, Grayling, Saginaw, Flint, and Detroit. It also connects the Trans Canada Highway (via ON 550), M28, US 2, US 23, US 31, US 127, I-69, I-94, I-96, ON 401 (via ON 3 and Ambassador Bridge), ON 3 (via Ambassador Bridge), and US 24.

### Ohio

I-75 enters Ohio near Toledo, and meets I-280 in Toledo, I-475 in Toledo, US 24 in Toledo, OH 25 in Toledo, I-90 and OH 795 south of Toledo, US 23 in Perrysburg, I-475 in Perrysburg, US 6 in Bowling Green, US 224/US 68 in Findlay, US 30 in Beaverdam, US 33 in Wapakoneta, US 36 in Piqua, US 40 in Vandalia, I-70 near Vandalia, OH 4 in Dayton, US 35 in Dayton, I-675 south of Dayton, I-275 near Sharonville, I-74 north of Cincinnati, West 6th Street in Cincinnati, I-71 near Cincinnati, and the Ohio River south of Cincinnati.

I-75 in Ohio serves the communities of Toledo, Dayton, and Cincinnati mainly, but also serves smaller cities such as Perrysburg and Bowling Green. It also serves as a connection between I-80, US 6, I-70, I-74, and I-71.

### Kentucky

I-75 enters Kentucky after the Ohio River, meeting Downtown Covington, US 25 in Fort Mitchell, I-275 near Fort Mitchell, US 42 near Florence, and splits with I-71 in Walton. I-75 continues south towards Lexington, and I-71 continues southwest towards Louisville.

It then meets the Ark Encounter and KY 36 in Williamstown, US 62 and US 460 in Georgetown, then begins a concurrency with I-64 north of Lexington to east of Lexington, meeting US 68 along the way. I-75 goes south towards Knoxville, and I-64 goes east towards West Virginia.

It meets US 60 near Lexington, US 25 in Richmond, KY 80 and KY 9006 in London, US 25E near Corbin, then enters Tennessee. I-75 in Kentucky serves Covington (south Cincinnati), Lexington, and London, as well as I-71, I-64, and KY 80.

### Tennessee

I-75 meets US 25W in Jellico and Caryville, US 441 in Rocky Top, then it starts a concurrency with I-640, going south, then meeting I-40 in Knoxville. It then has a concurrency with Interstate 40 from Knoxville to Lenoir City. I-40 continues west towards Nashville, and I-75 continues south towards Chattanooga. US 11 parallels I-75 from Lenoir City to Cleveland. It meets US 74 in Cleveland, US 64 in Ooltewah, then meets I-24 near Dry Ridge. I-75 goes south towards Atlanta, and I-24 goes west towards Chattanooga, Nashville, and Interstate 59. It meets US 41 in Dry Ridge, then enters Georgia. I-75 serves the communities of Knoxville and Chattanooga, as well as I-40 and I-24.

### Georgia

I-75 enters Georgia after passing Dry Ridge. It meets US 76 in Dalton, US 411 in Cartersville, I-285 near Atlanta, then begins a concurrency with I-85 through Atlanta, meeting GA 13, US 19, Downtown Atlanta, I-20, then splits with I-85, with I-85 going southwest towards Columbus and Montgomery, and I-75 goes south towards Macon. It meets I-285 again in Mountain view, I-475 in Bolingbroke, I-16 and US 80 in Macon, US 341 in Perry, US 280 in Cordele, US 82 and US 319 in Tifton, US 84 and US 221 in Valdosta, then enters Florida.

I-75 in Georgia serves the communities of Atlanta, Macon, and Valdosta, and serves US 76, I-85, I-20, I-16, and US 84.

### Florida

I-75 in Florida is a very important highway to the state, serving major cities such as Gainesville, Tampa, Saint Petersburg, Fort Myers, Naples, The Everglades, and Miami, as well as connecting I-10, Florida's Turnpike, and I-4, as well as I-95 (indirectly, via I-595 and FL 924)

I-75 enters Florida after passing the Georgia border. It meets I-10 and US 90 in Lake City, US 441 in Alachua, FL 24 in Gainesville, US 27 and FL 40 in Ocala, Florida's Turnpike in Wildwood, US 98 in Ridge Manor, I-275 in Pebble Creek, I-4 near Mango, US 301 near Progress Village, I-275 near Rubonia, US 301 in Ellenton, FL 70 in Braden River, US 17 in Punta Gorda, FL 80 in Fort Myers, FL 29 in Miles City, US 27 in Weston, I-595 in Sunrise, and FL 826 and FL 924 in Miami Lakes, then ends.

## Auxiliary Routes

### Michigan

 I-375
 I-475
 I-675

### Ohio

 I-475
 I-675

### Georgia

 I-575
 I-675

### Florida

 I-275
 I-375