| Horley to Cortona | 787.66 mi (1,267.61 km) |
| Horley to Cosenza | 1,140.17 mi (1,834.93 km) |
| Horley to Cossato | 543.95 mi (875.41 km) |
| Horley to Costa Volpino | 596.91 mi (960.64 km) |
| Horley to Creazzo | 660.77 mi (1,063.41 km) |
| Horley to Crema | 604.40 mi (972.69 km) |
| Horley to Cremona | 627.84 mi (1,010.42 km) |
| Horley to Crevalcore | 686.86 mi (1,105.39 km) |
| Horley to Crispiano | 1,106.06 mi (1,780.02 km) |
| Horley to Crosia | 1,143.35 mi (1,840.04 km) |
| Horley to Crotone | 1,181.00 mi (1,900.64 km) |
| Horley to Cuneo | 589.82 mi (949.22 km) |
| Horley to Cuorgne | 537.06 mi (864.31 km) |
| Horley to Cusano Milanino | 578.36 mi (930.79 km) |
| Horley to Cutro | 1,179.16 mi (1,897.67 km) |
