| Acton to Cividale del Friuli | 725.47 mi (1,167.53 km) |
| Acton to Civita Castellana | 871.61 mi (1,402.72 km) |
| Acton to Civitanova Marche | 863.93 mi (1,390.37 km) |
| Acton to Civitavecchia | 863.15 mi (1,389.10 km) |
| Acton to Civitella in Val di Chiana | 789.61 mi (1,270.75 km) |
| Acton to Clusone | 606.13 mi (975.47 km) |
| Acton to Coccaglio | 622.55 mi (1,001.90 km) |
| Acton to Codigoro | 732.37 mi (1,178.63 km) |
| Acton to Codogno | 633.49 mi (1,019.51 km) |
| Acton to Codroipo | 713.66 mi (1,148.53 km) |
| Acton to Cogoleto | 641.35 mi (1,032.16 km) |
| Acton to Colle di Val d'Elsa | 771.64 mi (1,241.83 km) |
| Acton to Colle Salvetti | 740.38 mi (1,191.53 km) |
| Acton to Collecchio | 671.28 mi (1,080.32 km) |
| Acton to Colleferro | 921.43 mi (1,482.90 km) |
