| Duffel to Chitila | 1,090.08 mi (1,754.31 km) |
| Duffel to Cisnadie | 970.69 mi (1,562.17 km) |
| Duffel to Cluj-Napoca | 912.64 mi (1,468.75 km) |
| Duffel to Codlea | 1,025.66 mi (1,650.64 km) |
| Duffel to Comanesti | 1,045.14 mi (1,681.99 km) |
| Duffel to Comarnic | 1,048.93 mi (1,688.08 km) |
| Duffel to Constanta | 1,213.69 mi (1,953.24 km) |
| Duffel to Corabia | 1,057.59 mi (1,702.03 km) |
| Duffel to Costesti | 1,038.33 mi (1,671.04 km) |
| Duffel to Covasna | 1,052.06 mi (1,693.13 km) |
| Duffel to Craiova | 1,007.48 mi (1,621.38 km) |
| Duffel to Cristuru Secuiesc | 989.05 mi (1,591.72 km) |
| Duffel to Cugir | 933.25 mi (1,501.93 km) |
| Duffel to Cumpana | 1,212.39 mi (1,951.15 km) |
| Duffel to Curtea de Arges | 1,012.85 mi (1,630.03 km) |
