| Roy to Cortona | 5,644.24 mi (9,083.53 km) |
| Roy to Cosenza | 5,996.78 mi (9,650.89 km) |
| Roy to Cossato | 5,401.55 mi (8,692.96 km) |
| Roy to Costa Volpino | 5,449.09 mi (8,769.46 km) |
| Roy to Creazzo | 5,507.81 mi (8,863.97 km) |
| Roy to Crema | 5,460.34 mi (8,787.57 km) |
| Roy to Cremona | 5,483.66 mi (8,825.10 km) |
| Roy to Crevalcore | 5,540.87 mi (8,917.16 km) |
| Roy to Crispiano | 5,954.73 mi (9,583.22 km) |
| Roy to Crosia | 5,998.15 mi (9,653.09 km) |
| Roy to Crotone | 6,036.18 mi (9,714.29 km) |
| Roy to Cuneo | 5,442.48 mi (8,758.82 km) |
| Roy to Cuorgne | 5,393.98 mi (8,680.78 km) |
| Roy to Cusano Milanino | 5,434.91 mi (8,746.64 km) |
| Roy to Cutro | 6,034.80 mi (9,712.07 km) |
