| Diest to Cartagena | 970.91 mi (1,562.53 km) |
| Diest to Cartama | 1,095.67 mi (1,763.32 km) |
| Diest to Cartaya | 1,120.23 mi (1,802.84 km) |
| Diest to Caspe | 715.99 mi (1,152.28 km) |
| Diest to Cassa de la Selva | 636.85 mi (1,024.91 km) |
| Diest to Castalla | 900.05 mi (1,448.49 km) |
| Diest to Castellbisbal | 672.96 mi (1,083.02 km) |
| Diest to Castelldefels | 686.34 mi (1,104.56 km) |
| Diest to Castello de Ampurias | 610.13 mi (981.92 km) |
| Diest to Castellon de la Plana | 798.55 mi (1,285.15 km) |
| Diest to Castilleja de la Cuesta | 1,086.18 mi (1,748.03 km) |
| Diest to Catarroja | 842.58 mi (1,356.00 km) |
| Diest to Catral | 931.10 mi (1,498.45 km) |
| Diest to Caudete | 897.83 mi (1,444.91 km) |
| Diest to Cehegin | 951.49 mi (1,531.27 km) |
