| Calais to Civita Castellana | 778.28 mi (1,252.51 km) |
| Calais to Civitanova Marche | 767.03 mi (1,234.41 km) |
| Calais to Civitavecchia | 771.35 mi (1,241.36 km) |
| Calais to Civitella in Val di Chiana | 695.36 mi (1,119.07 km) |
| Calais to Clusone | 509.57 mi (820.07 km) |
| Calais to Coccaglio | 526.69 mi (847.63 km) |
| Calais to Codigoro | 634.93 mi (1,021.82 km) |
| Calais to Codogno | 539.15 mi (867.68 km) |
| Calais to Codroipo | 614.16 mi (988.39 km) |
| Calais to Cogoleto | 551.90 mi (888.19 km) |
| Calais to Colle di Val d'Elsa | 678.51 mi (1,091.96 km) |
| Calais to Colle Salvetti | 648.18 mi (1,043.15 km) |
| Calais to Collecchio | 576.92 mi (928.46 km) |
| Calais to Colleferro | 828.04 mi (1,332.61 km) |
| Calais to Collegno | 483.74 mi (778.51 km) |
