| Grinon to Clarkston (Georgia) | 4,302.86 mi (6,924.78 km) |
| Grinon to Clarksville (Indiana) | 4,215.61 mi (6,784.38 km) |
| Grinon to Clarksville (Tennessee) | 4,351.90 mi (7,003.71 km) |
| Grinon to Clawson (Michigan) | 3,955.55 mi (6,365.84 km) |
| Grinon to Clay (Alabama) | 4,422.35 mi (7,117.09 km) |
| Grinon to Clayton (California) | 5,768.02 mi (9,282.73 km) |
| Grinon to Clayton (Missouri) | 4,415.53 mi (7,106.12 km) |
| Grinon to Clayton (North Carolina) | 3,954.68 mi (6,364.45 km) |
| Grinon to Clayton (Ohio) | 4,095.85 mi (6,591.63 km) |
| Grinon to Clearfield (Utah) | 5,238.48 mi (8,430.52 km) |
| Grinon to Clearlake (California) | 5,741.89 mi (9,240.67 km) |
| Grinon to Clearwater (Florida) | 4,447.32 mi (7,157.28 km) |
| Grinon to Cleburne (Texas) | 4,989.55 mi (8,029.91 km) |
| Grinon to Clemmons (North Carolina) | 4,036.88 mi (6,496.73 km) |
| Grinon to Clemson (South Carolina) | 4,201.88 mi (6,762.26 km) |
