| Box Elder to Cehegin | 4,933.64 mi (7,939.93 km) |
| Box Elder to Cervello | 4,926.78 mi (7,928.88 km) |
| Box Elder to Cervera | 4,888.01 mi (7,866.49 km) |
| Box Elder to Ceuti | 4,955.51 mi (7,975.13 km) |
| Box Elder to Cheste | 4,913.93 mi (7,908.20 km) |
| Box Elder to Chiclana de la Frontera | 4,830.34 mi (7,773.68 km) |
| Box Elder to Chipiona | 4,804.17 mi (7,731.57 km) |
| Box Elder to Chiva | 4,912.92 mi (7,906.58 km) |
| Box Elder to Churriana de la Vega | 4,901.41 mi (7,888.05 km) |
| Box Elder to Ciempozuelos | 4,766.11 mi (7,670.32 km) |
| Box Elder to Cieza | 4,942.17 mi (7,953.65 km) |
| Box Elder to Cisterniga | 4,658.64 mi (7,497.35 km) |
| Box Elder to Ciudad de Melilla | 5,016.66 mi (8,073.53 km) |
| Box Elder to Ciudad Real | 4,807.11 mi (7,736.30 km) |
| Box Elder to Ciudad-Rodrigo | 4,628.81 mi (7,449.35 km) |
