| Roy to Castrovillari | 5,966.43 mi (9,602.04 km) |
| Roy to Catania | 6,059.20 mi (9,751.34 km) |
| Roy to Catanzaro | 6,030.17 mi (9,704.62 km) |
| Roy to Cattolica | 5,630.47 mi (9,061.37 km) |
| Roy to Cava de' Tirreni | 5,870.19 mi (9,447.16 km) |
| Roy to Cavallino | 6,000.14 mi (9,656.30 km) |
| Roy to Cavarzere | 5,547.42 mi (8,927.71 km) |
| Roy to Cave | 5,752.98 mi (9,258.52 km) |
| Roy to Cavriago | 5,522.32 mi (8,887.31 km) |
| Roy to Cavriglia | 5,615.31 mi (9,036.97 km) |
| Roy to Cazzago San Martino | 5,459.86 mi (8,786.80 km) |
| Roy to Ceccano | 5,779.32 mi (9,300.92 km) |
| Roy to Cecina | 5,594.96 mi (9,004.23 km) |
| Roy to Cefalu | 5,994.39 mi (9,647.03 km) |
| Roy to Ceglie Messapico | 5,960.08 mi (9,591.82 km) |
