The following highways are numbered 675:
Philippines
United States
I-675
- Interstate 675 (Georgia), a connection south of Atlanta, Georgia
- Interstate 675 (Michigan), a loop through Saginaw, Michigan
- Interstate 675 (Ohio), a partial bypass of Dayton, Ohio
LA 675
MD 675
PR-675
FM 675
Preceded by 674 | Lists of highways 675 | Succeeded by 676 |