| Eau Claire to Cocentaina | 4,454.49 mi (7,168.81 km) |
| Eau Claire to Coin | 4,356.25 mi (7,010.70 km) |
| Eau Claire to Colindres | 4,137.12 mi (6,658.06 km) |
| Eau Claire to Collado-Villalba | 4,224.53 mi (6,798.72 km) |
| Eau Claire to Colmenar Viejo | 4,233.77 mi (6,813.59 km) |
| Eau Claire to Colmenarejo | 4,227.11 mi (6,802.87 km) |
| Eau Claire to Conil de la Frontera | 4,314.00 mi (6,942.71 km) |
| Eau Claire to Consuegra | 4,289.60 mi (6,903.44 km) |
| Eau Claire to Corbera de Llobregat | 4,438.96 mi (7,143.81 km) |
| Eau Claire to Cordoba | 4,304.15 mi (6,926.85 km) |
| Eau Claire to Coria del Rio | 4,273.31 mi (6,877.22 km) |
| Eau Claire to Crevillente | 4,460.06 mi (7,177.77 km) |
| Eau Claire to Cuarte de Huerva | 4,315.07 mi (6,944.43 km) |
| Eau Claire to Cubellas | 4,437.27 mi (7,141.10 km) |
| Eau Claire to Cuellar | 4,180.62 mi (6,728.06 km) |
