| Diest to Cogolin | 538.72 mi (866.98 km) |
| Diest to Colmar | 225.60 mi (363.07 km) |
| Diest to Colombes | 189.09 mi (304.31 km) |
| Diest to Colomiers | 538.02 mi (865.85 km) |
| Diest to Combs-la-Ville | 194.68 mi (313.30 km) |
| Diest to Comines | 90.43 mi (145.53 km) |
| Diest to Compiegne | 146.54 mi (235.83 km) |
| Diest to Concarneau | 456.34 mi (734.41 km) |
| Diest to Conde-sur-l'Escaut | 73.84 mi (118.84 km) |
| Diest to Conflans-Sainte-Honorine | 189.78 mi (305.42 km) |
| Diest to Corbas | 367.41 mi (591.28 km) |
| Diest to Corbeil-Essonnes | 199.88 mi (321.68 km) |
| Diest to Cormeilles-en-Parisis | 187.95 mi (302.48 km) |
| Diest to Cosne sur Loire | 264.94 mi (426.38 km) |
| Diest to Coudekerque-Branche | 115.66 mi (186.14 km) |
