| Calne to Cividale del Friuli | 791.74 mi (1,274.19 km) |
| Calne to Civita Castellana | 925.75 mi (1,489.84 km) |
| Calne to Civitanova Marche | 923.34 mi (1,485.98 km) |
| Calne to Civitavecchia | 915.34 mi (1,473.10 km) |
| Calne to Civitella in Val di Chiana | 845.23 mi (1,360.27 km) |
| Calne to Clusone | 665.75 mi (1,071.42 km) |
| Calne to Coccaglio | 681.07 mi (1,096.07 km) |
| Calne to Codigoro | 793.00 mi (1,276.20 km) |
| Calne to Codogno | 689.86 mi (1,110.22 km) |
| Calne to Codroipo | 778.97 mi (1,253.62 km) |
| Calne to Cogoleto | 691.85 mi (1,113.42 km) |
| Calne to Colle di Val d'Elsa | 825.83 mi (1,329.04 km) |
| Calne to Colle Salvetti | 793.53 mi (1,277.07 km) |
| Calne to Collecchio | 727.50 mi (1,170.81 km) |
| Calne to Colleferro | 975.49 mi (1,569.91 km) |
