| Grinon to Coldwater (Michigan) | 4,058.25 mi (6,531.13 km) |
| Grinon to Colesville (Maryland) | 3,774.79 mi (6,074.94 km) |
| Grinon to College (Alaska) | 4,919.30 mi (7,916.86 km) |
| Grinon to College Park (Georgia) | 4,320.17 mi (6,952.64 km) |
| Grinon to College Park (Maryland) | 3,773.91 mi (6,073.53 km) |
| Grinon to College Station (Texas) | 5,010.20 mi (8,063.14 km) |
| Grinon to Collegedale (Tennessee) | 4,297.19 mi (6,915.67 km) |
| Grinon to Colleyville (Texas) | 4,955.04 mi (7,974.37 km) |
| Grinon to Collierville (Tennessee) | 4,519.77 mi (7,273.87 km) |
| Grinon to Collinsville (Illinois) | 4,399.50 mi (7,080.31 km) |
| Grinon to Colonia (New Jersey) | 3,601.08 mi (5,795.38 km) |
| Grinon to Colonial Heights (Virginia) | 3,850.62 mi (6,196.97 km) |
| Grinon to Colonial Park (Pennsylvania) | 3,728.51 mi (6,000.46 km) |
| Grinon to Colorado Springs (Colorado) | 5,042.68 mi (8,115.41 km) |
| Grinon to Colton (California) | 5,783.89 mi (9,308.27 km) |
