| Sudbury to Cocentaina | 885.01 mi (1,424.29 km) |
| Sudbury to Coin | 1,051.31 mi (1,691.92 km) |
| Sudbury to Colindres | 582.08 mi (936.76 km) |
| Sudbury to Collado-Villalba | 774.68 mi (1,246.73 km) |
| Sudbury to Colmenar Viejo | 770.42 mi (1,239.86 km) |
| Sudbury to Colmenarejo | 779.68 mi (1,254.77 km) |
| Sudbury to Conil de la Frontera | 1,093.63 mi (1,760.03 km) |
| Sudbury to Consuegra | 850.25 mi (1,368.35 km) |
| Sudbury to Corbera de Llobregat | 708.43 mi (1,140.12 km) |
| Sudbury to Cordoba | 969.03 mi (1,559.50 km) |
| Sudbury to Coria del Rio | 1,024.94 mi (1,649.48 km) |
| Sudbury to Crevillente | 919.60 mi (1,479.95 km) |
| Sudbury to Cuarte de Huerva | 689.46 mi (1,109.59 km) |
| Sudbury to Cubellas | 720.90 mi (1,160.17 km) |
| Sudbury to Cuellar | 726.48 mi (1,169.16 km) |
