| Diest to Calafell | 696.11 mi (1,120.27 km) |
| Diest to Calahorra | 685.49 mi (1,103.19 km) |
| Diest to Calasparra | 940.74 mi (1,513.97 km) |
| Diest to Calatayud | 737.82 mi (1,187.40 km) |
| Diest to Caldas de Montbuy | 660.51 mi (1,062.99 km) |
| Diest to Caldas de Reyes | 866.25 mi (1,394.09 km) |
| Diest to Calella | 657.11 mi (1,057.52 km) |
| Diest to Callosa de Segura | 934.67 mi (1,504.21 km) |
| Diest to Calpe | 886.68 mi (1,426.97 km) |
| Diest to Calvia | 798.50 mi (1,285.07 km) |
| Diest to Camas | 1,084.61 mi (1,745.51 km) |
| Diest to Cambados | 877.06 mi (1,411.49 km) |
| Diest to Cambre | 821.77 mi (1,322.51 km) |
| Diest to Cambrils | 711.27 mi (1,144.67 km) |
| Diest to Campo de Criptana | 892.49 mi (1,436.33 km) |
