| Diest to Busto Garolfo | 414.87 mi (667.66 km) |
| Diest to Cabras | 781.77 mi (1,258.13 km) |
| Diest to Cadelbosco di Sopra | 500.37 mi (805.26 km) |
| Diest to Cadoneghe | 496.16 mi (798.50 km) |
| Diest to Cagli | 624.41 mi (1,004.90 km) |
| Diest to Cagliari | 835.76 mi (1,345.03 km) |
| Diest to Cairo Montenotte | 478.78 mi (770.52 km) |
| Diest to Caivano | 821.97 mi (1,322.84 km) |
| Diest to Calcinaia | 567.42 mi (913.17 km) |
| Diest to Calcinato | 454.44 mi (731.35 km) |
| Diest to Calderara di Reno | 528.66 mi (850.79 km) |
| Diest to Caldogno | 475.17 mi (764.71 km) |
| Diest to Calenzano | 568.39 mi (914.74 km) |
| Diest to Calolziocorte | 410.61 mi (660.81 km) |
| Diest to Caltagirone | 1,057.45 mi (1,701.79 km) |
