| Unterwellenborn to Caño Martin Peña (Puerto Rico) | 4,697.69 mi (7,560.20 km) |
| Unterwellenborn to Cañon City (Colorado) | 5,185.20 mi (8,344.78 km) |
| Unterwellenborn to Canóvanas (Puerto Rico) | 4,694.30 mi (7,554.75 km) |
| Unterwellenborn to Canton (Georgia) | 4,670.70 mi (7,516.76 km) |
| Unterwellenborn to Canton (Illinois) | 4,558.81 mi (7,336.70 km) |
| Unterwellenborn to Canton (Mississippi) | 4,968.92 mi (7,996.70 km) |
| Unterwellenborn to Canton (Ohio) | 4,227.83 mi (6,804.03 km) |
| Unterwellenborn to Canyon (Texas) | 5,268.87 mi (8,479.42 km) |
| Unterwellenborn to Canyon Lake (California) | 5,825.26 mi (9,374.84 km) |
| Unterwellenborn to Canyon Lake (Texas) | 5,421.61 mi (8,725.24 km) |
| Unterwellenborn to Cape Coral (Florida) | 4,958.76 mi (7,980.35 km) |
| Unterwellenborn to Cape Girardeau (Missouri) | 4,707.09 mi (7,575.34 km) |
| Unterwellenborn to Carbondale (Illinois) | 4,673.68 mi (7,521.56 km) |
| Unterwellenborn to Carlisle (Pennsylvania) | 4,096.82 mi (6,593.19 km) |
| Unterwellenborn to Carlsbad (California) | 5,859.68 mi (9,430.24 km) |
