| Unterwellenborn to Crest Hill (Illinois) | 4,439.14 mi (7,144.10 km) |
| Unterwellenborn to Crestview (Florida) | 4,931.50 mi (7,936.48 km) |
| Unterwellenborn to Crestwood (Illinois) | 4,422.12 mi (7,116.72 km) |
| Unterwellenborn to Crestwood (Missouri) | 4,673.17 mi (7,520.74 km) |
| Unterwellenborn to Creve Coeur (Missouri) | 4,670.13 mi (7,515.84 km) |
| Unterwellenborn to Crofton (Maryland) | 4,131.87 mi (6,649.61 km) |
| Unterwellenborn to Crossville (Tennessee) | 4,605.59 mi (7,411.98 km) |
| Unterwellenborn to Crowley (Louisiana) | 5,183.70 mi (8,342.36 km) |
| Unterwellenborn to Crowley (Texas) | 5,241.51 mi (8,435.39 km) |
| Unterwellenborn to Crown Point (Indiana) | 4,419.37 mi (7,112.30 km) |
| Unterwellenborn to Crystal (Minnesota) | 4,446.57 mi (7,156.06 km) |
| Unterwellenborn to Crystal Lake (Illinois) | 4,414.25 mi (7,104.05 km) |
| Unterwellenborn to Cudahy (California) | 5,834.86 mi (9,390.31 km) |
| Unterwellenborn to Cudahy (Wisconsin) | 4,362.24 mi (7,020.35 km) |
| Unterwellenborn to Cullman (Alabama) | 4,765.17 mi (7,668.80 km) |
