U. S. Highway 23

Mackinaw City, Michigan – Jacksonville, Florida
Longest mileage: 1476
Current Mileage: 1333 miles

 

U.S. 23 is one of the original 1926 highways. The current north to south route travels through 8 states and has been in place since 1950.

Michigan – 288 Miles
Ohio – 234 Miles
Kentucky – 161 Miles
Virginia – 59 Miles
Tennessee – 61 Miles
North Carolina – 79 Miles
Georgia – 421 Miles
Florida – 30 Miles