| South River to Cehegin | 3,771.28 mi (6,069.29 km) |
| South River to Cervello | 3,847.07 mi (6,191.26 km) |
| South River to Cervera | 3,806.92 mi (6,126.65 km) |
| South River to Ceuti | 3,797.20 mi (6,111.01 km) |
| South River to Cheste | 3,781.70 mi (6,086.05 km) |
| South River to Chiclana de la Frontera | 3,609.88 mi (5,809.54 km) |
| South River to Chipiona | 3,586.05 mi (5,771.20 km) |
| South River to Chiva | 3,780.27 mi (6,083.76 km) |
| South River to Churriana de la Vega | 3,710.53 mi (5,971.53 km) |
| South River to Ciempozuelos | 3,621.07 mi (5,827.55 km) |
| South River to Cieza | 3,785.06 mi (6,091.47 km) |
| South River to Cisterniga | 3,529.05 mi (5,679.46 km) |
| South River to Ciudad de Melilla | 3,805.14 mi (6,123.77 km) |
| South River to Ciudad Real | 3,641.40 mi (5,860.27 km) |
| South River to Ciudad-Rodrigo | 3,468.45 mi (5,581.93 km) |
