| Leek to Cividale del Friuli | 841.85 mi (1,354.82 km) |
| Leek to Civita Castellana | 1,000.49 mi (1,610.13 km) |
| Leek to Civitanova Marche | 988.81 mi (1,591.33 km) |
| Leek to Civitavecchia | 993.08 mi (1,598.21 km) |
| Leek to Civitella in Val di Chiana | 917.70 mi (1,476.90 km) |
| Leek to Clusone | 731.66 mi (1,177.50 km) |
| Leek to Coccaglio | 748.98 mi (1,205.37 km) |
| Leek to Codigoro | 856.42 mi (1,378.27 km) |
| Leek to Codogno | 761.49 mi (1,225.50 km) |
| Leek to Codroipo | 831.74 mi (1,338.56 km) |
| Leek to Cogoleto | 772.35 mi (1,242.98 km) |
| Leek to Colle di Val d'Elsa | 900.66 mi (1,449.47 km) |
| Leek to Colle Salvetti | 870.03 mi (1,400.18 km) |
| Leek to Collecchio | 799.27 mi (1,286.29 km) |
| Leek to Colleferro | 1,050.28 mi (1,690.26 km) |
