| Duffel to Croissy-sur-Seine | 186.26 mi (299.75 km) |
| Duffel to Croix | 66.29 mi (106.68 km) |
| Duffel to Crosne | 188.47 mi (303.32 km) |
| Duffel to Cuers | 548.09 mi (882.07 km) |
| Duffel to Cugnaux | 543.09 mi (874.02 km) |
| Duffel to Cusset | 346.48 mi (557.61 km) |
| Duffel to Dammarie-le-Lys | 197.05 mi (317.12 km) |
| Duffel to Dammartin-en-Goele | 163.09 mi (262.47 km) |
| Duffel to Dardilly | 365.97 mi (588.97 km) |
| Duffel to Darnetal | 187.51 mi (301.76 km) |
| Duffel to Dax | 572.73 mi (921.72 km) |
| Duffel to Decines-Charpieu | 368.87 mi (593.63 km) |
| Duffel to Denain | 72.45 mi (116.59 km) |
| Duffel to Deuil-la-Barre | 175.95 mi (283.16 km) |
| Duffel to Deville-les-Rouen | 190.01 mi (305.79 km) |
