| Grinon to Crest Hill (Illinois) | 4,211.29 mi (6,777.41 km) |
| Grinon to Crestview (Florida) | 4,532.22 mi (7,293.90 km) |
| Grinon to Crestwood (Illinois) | 4,192.04 mi (6,746.44 km) |
| Grinon to Crestwood (Missouri) | 4,420.93 mi (7,114.80 km) |
| Grinon to Creve Coeur (Missouri) | 4,420.05 mi (7,113.38 km) |
| Grinon to Crofton (Maryland) | 3,761.14 mi (6,052.97 km) |
| Grinon to Crossville (Tennessee) | 4,264.02 mi (6,862.27 km) |
| Grinon to Crowley (Louisiana) | 4,836.86 mi (7,784.17 km) |
| Grinon to Crowley (Texas) | 4,977.75 mi (8,010.92 km) |
| Grinon to Crown Point (Indiana) | 4,182.13 mi (6,730.49 km) |
| Grinon to Crystal (Minnesota) | 4,319.53 mi (6,951.61 km) |
| Grinon to Crystal Lake (Illinois) | 4,198.74 mi (6,757.21 km) |
| Grinon to Cudahy (California) | 5,822.83 mi (9,370.94 km) |
| Grinon to Cudahy (Wisconsin) | 4,153.81 mi (6,684.91 km) |
| Grinon to Cullman (Alabama) | 4,415.64 mi (7,106.29 km) |
