| Ruislip to Cividale del Friuli | 733.63 mi (1,180.66 km) |
| Ruislip to Civita Castellana | 879.69 mi (1,415.72 km) |
| Ruislip to Civitanova Marche | 872.12 mi (1,403.54 km) |
| Ruislip to Civitavecchia | 871.16 mi (1,402.00 km) |
| Ruislip to Civitella in Val di Chiana | 797.72 mi (1,283.81 km) |
| Ruislip to Clusone | 614.31 mi (988.64 km) |
| Ruislip to Coccaglio | 630.72 mi (1,015.04 km) |
| Ruislip to Codigoro | 740.56 mi (1,191.82 km) |
| Ruislip to Codogno | 641.61 mi (1,032.58 km) |
| Ruislip to Codroipo | 721.84 mi (1,161.69 km) |
| Ruislip to Cogoleto | 649.29 mi (1,044.93 km) |
| Ruislip to Colle di Val d'Elsa | 779.71 mi (1,254.82 km) |
| Ruislip to Colle Salvetti | 748.42 mi (1,204.46 km) |
| Ruislip to Collecchio | 679.40 mi (1,093.39 km) |
| Ruislip to Colleferro | 929.51 mi (1,495.90 km) |
