| Duffel to Coueron | 389.00 mi (626.03 km) |
| Duffel to Coulommiers | 170.20 mi (273.91 km) |
| Duffel to Courbevoic | 182.35 mi (293.46 km) |
| Duffel to Courcouronnes | 194.69 mi (313.32 km) |
| Duffel to Cournon-d'Auvergne | 375.08 mi (603.64 km) |
| Duffel to Courrieres | 81.66 mi (131.42 km) |
| Duffel to Coutras | 470.16 mi (756.66 km) |
| Duffel to Couzeix | 390.81 mi (628.94 km) |
| Duffel to Cran-Gevrier | 366.29 mi (589.49 km) |
| Duffel to Craponne | 370.09 mi (595.61 km) |
| Duffel to Creil | 155.83 mi (250.78 km) |
| Duffel to Crepy-en-Valois | 147.69 mi (237.68 km) |
| Duffel to Crest | 440.86 mi (709.50 km) |
| Duffel to Creteil | 183.80 mi (295.80 km) |
| Duffel to Creutzwald | 162.60 mi (261.68 km) |
