| Runcorn to Cividale del Friuli | 875.38 mi (1,408.78 km) |
| Runcorn to Civita Castellana | 1,033.14 mi (1,662.67 km) |
| Runcorn to Civitanova Marche | 1,022.04 mi (1,644.81 km) |
| Runcorn to Civitavecchia | 1,025.46 mi (1,650.31 km) |
| Runcorn to Civitella in Val di Chiana | 950.50 mi (1,529.68 km) |
| Runcorn to Clusone | 764.79 mi (1,230.81 km) |
| Runcorn to Coccaglio | 782.00 mi (1,258.51 km) |
| Runcorn to Codigoro | 889.70 mi (1,431.83 km) |
| Runcorn to Codogno | 794.28 mi (1,278.27 km) |
| Runcorn to Codroipo | 865.26 mi (1,392.50 km) |
| Runcorn to Cogoleto | 804.33 mi (1,294.44 km) |
| Runcorn to Colle di Val d'Elsa | 933.26 mi (1,501.93 km) |
| Runcorn to Colle Salvetti | 902.47 mi (1,452.39 km) |
| Runcorn to Collecchio | 832.06 mi (1,339.07 km) |
| Runcorn to Colleferro | 1,082.94 mi (1,742.82 km) |
