| Clay to Castrovillari | 5,366.40 mi (8,636.39 km) |
| Clay to Catania | 5,405.59 mi (8,699.46 km) |
| Clay to Catanzaro | 5,419.57 mi (8,721.95 km) |
| Clay to Cattolica | 5,062.16 mi (8,146.75 km) |
| Clay to Cava de' Tirreni | 5,266.79 mi (8,476.07 km) |
| Clay to Cavallino | 5,434.20 mi (8,745.51 km) |
| Clay to Cavarzere | 4,993.34 mi (8,036.01 km) |
| Clay to Cave | 5,148.01 mi (8,284.93 km) |
| Clay to Cavriago | 4,942.72 mi (7,954.53 km) |
| Clay to Cavriglia | 5,024.36 mi (8,085.93 km) |
| Clay to Cazzago San Martino | 4,891.39 mi (7,871.93 km) |
| Clay to Ceccano | 5,174.65 mi (8,327.80 km) |
| Clay to Cecina | 4,989.35 mi (8,029.58 km) |
| Clay to Cefalu | 5,336.35 mi (8,588.03 km) |
| Clay to Ceglie Messapico | 5,390.85 mi (8,675.73 km) |
