| Ruislip to Cortona | 814.02 mi (1,310.03 km) |
| Ruislip to Cosenza | 1,166.61 mi (1,877.48 km) |
| Ruislip to Cossato | 571.07 mi (919.04 km) |
| Ruislip to Costa Volpino | 622.03 mi (1,001.05 km) |
| Ruislip to Creazzo | 685.11 mi (1,102.57 km) |
| Ruislip to Crema | 630.46 mi (1,014.63 km) |
| Ruislip to Cremona | 653.88 mi (1,052.31 km) |
| Ruislip to Crevalcore | 712.46 mi (1,146.60 km) |
| Ruislip to Crispiano | 1,131.17 mi (1,820.44 km) |
| Ruislip to Crosia | 1,169.37 mi (1,881.92 km) |
| Ruislip to Crotone | 1,207.11 mi (1,942.66 km) |
| Ruislip to Cuneo | 618.33 mi (995.11 km) |
| Ruislip to Cuorgne | 564.76 mi (908.90 km) |
| Ruislip to Cusano Milanino | 604.63 mi (973.06 km) |
| Ruislip to Cutro | 1,205.36 mi (1,939.85 km) |
