| Park Forest to Clemson (South Carolina) | 539.11 mi (867.61 km) |
| Park Forest to Clermont (Florida) | 955.64 mi (1,537.96 km) |
| Park Forest to Cleveland (Mississippi) | 559.84 mi (900.97 km) |
| Park Forest to Cleveland (Ohio) | 310.85 mi (500.26 km) |
| Park Forest to Cleveland (Tennessee) | 461.19 mi (742.22 km) |
| Park Forest to Cleveland Heights (Ohio) | 316.81 mi (509.86 km) |
| Park Forest to Cliffside Park (New Jersey) | 713.39 mi (1,148.08 km) |
| Park Forest to Clifton (Colorado) | 1,104.81 mi (1,778.02 km) |
| Park Forest to Clifton (New Jersey) | 704.21 mi (1,133.32 km) |
| Park Forest to Clinton (Iowa) | 134.20 mi (215.97 km) |
| Park Forest to Clinton (Maryland) | 599.59 mi (964.94 km) |
| Park Forest to Clinton (Mississippi) | 647.38 mi (1,041.85 km) |
| Park Forest to Clinton (Utah) | 1,261.26 mi (2,029.79 km) |
| Park Forest to Clive (Iowa) | 316.08 mi (508.68 km) |
| Park Forest to Cloquet (Minnesota) | 433.34 mi (697.39 km) |
