| Ruislip to Cassina de' Pecchi | 612.38 mi (985.54 km) |
| Ruislip to Cassino | 968.51 mi (1,558.66 km) |
| Ruislip to Castagneto Carducci | 775.57 mi (1,248.15 km) |
| Ruislip to Castano Primo | 591.02 mi (951.15 km) |
| Ruislip to Castel Bolognese | 754.60 mi (1,214.40 km) |
| Ruislip to Castel Gandolfo | 917.16 mi (1,476.03 km) |
| Ruislip to Castel Goffredo | 660.71 mi (1,063.31 km) |
| Ruislip to Castel Maggiore | 727.32 mi (1,170.51 km) |
| Ruislip to Castel Mella | 639.69 mi (1,029.49 km) |
| Ruislip to Castel San Giorgio | 1,035.37 mi (1,666.27 km) |
| Ruislip to Castel San Giovanni | 638.37 mi (1,027.35 km) |
| Ruislip to Castel San Pietro Terme | 743.02 mi (1,195.78 km) |
| Ruislip to Castel Volturno | 995.47 mi (1,602.06 km) |
| Ruislip to Castelbuono | 1,177.34 mi (1,894.74 km) |
| Ruislip to Casteldaccia | 1,154.22 mi (1,857.54 km) |
