| Unterwellenborn to Cloverly (Maryland) | 4,140.11 mi (6,662.86 km) |
| Unterwellenborn to Clovis (California) | 5,702.95 mi (9,178.02 km) |
| Unterwellenborn to Clovis (New Mexico) | 5,342.63 mi (8,598.13 km) |
| Unterwellenborn to Clute (Texas) | 5,361.93 mi (8,629.19 km) |
| Unterwellenborn to Coachella (California) | 5,792.89 mi (9,322.75 km) |
| Unterwellenborn to Coalinga (California) | 5,761.61 mi (9,272.41 km) |
| Unterwellenborn to Coamo (Puerto Rico) | 4,729.63 mi (7,611.61 km) |
| Unterwellenborn to Coatesville (Pennsylvania) | 4,052.77 mi (6,522.30 km) |
| Unterwellenborn to Cockeysville (Maryland) | 4,108.03 mi (6,611.24 km) |
| Unterwellenborn to Cocoa (Florida) | 4,819.23 mi (7,755.80 km) |
| Unterwellenborn to Cocoa Beach (Florida) | 4,815.99 mi (7,750.59 km) |
| Unterwellenborn to Coconut Creek (Florida) | 4,902.58 mi (7,889.94 km) |
| Unterwellenborn to Coeur d'Alene (Idaho) | 4,978.85 mi (8,012.69 km) |
| Unterwellenborn to Cohoes (New York) | 3,843.59 mi (6,185.66 km) |
| Unterwellenborn to Cold Springs (Nevada) | 5,537.22 mi (8,911.29 km) |
