| Silleda to Cortona | 1,020.30 mi (1,642.02 km) |
| Silleda to Cosenza | 1,293.37 mi (2,081.48 km) |
| Silleda to Cossato | 835.42 mi (1,344.47 km) |
| Silleda to Costa Volpino | 930.24 mi (1,497.07 km) |
| Silleda to Creazzo | 994.74 mi (1,600.88 km) |
| Silleda to Crema | 906.83 mi (1,459.41 km) |
| Silleda to Cremona | 922.48 mi (1,484.59 km) |
| Silleda to Crevalcore | 975.70 mi (1,570.24 km) |
| Silleda to Crispiano | 1,317.72 mi (2,120.67 km) |
| Silleda to Crosia | 1,313.91 mi (2,114.53 km) |
| Silleda to Crotone | 1,342.13 mi (2,159.95 km) |
| Silleda to Cuneo | 797.72 mi (1,283.80 km) |
| Silleda to Cuorgne | 808.95 mi (1,301.88 km) |
| Silleda to Cusano Milanino | 884.06 mi (1,422.75 km) |
| Silleda to Cutro | 1,336.46 mi (2,150.82 km) |
