| Maidenhead to Cividale del Friuli | 743.10 mi (1,195.91 km) |
| Maidenhead to Civita Castellana | 886.40 mi (1,426.52 km) |
| Maidenhead to Civitanova Marche | 879.99 mi (1,416.21 km) |
| Maidenhead to Civitavecchia | 877.46 mi (1,412.14 km) |
| Maidenhead to Civitella in Val di Chiana | 804.73 mi (1,295.09 km) |
| Maidenhead to Clusone | 622.15 mi (1,001.26 km) |
| Maidenhead to Coccaglio | 638.31 mi (1,027.27 km) |
| Maidenhead to Codigoro | 748.68 mi (1,204.88 km) |
| Maidenhead to Codogno | 648.73 mi (1,044.03 km) |
| Maidenhead to Codroipo | 731.07 mi (1,176.54 km) |
| Maidenhead to Cogoleto | 655.14 mi (1,054.35 km) |
| Maidenhead to Colle di Val d'Elsa | 786.41 mi (1,265.60 km) |
| Maidenhead to Colle Salvetti | 754.88 mi (1,214.86 km) |
| Maidenhead to Collecchio | 686.51 mi (1,104.82 km) |
| Maidenhead to Colleferro | 936.22 mi (1,506.70 km) |
