| Willebroek to Chitila | 1,095.69 mi (1,763.34 km) |
| Willebroek to Cisnadie | 976.40 mi (1,571.36 km) |
| Willebroek to Cluj-Napoca | 918.56 mi (1,478.28 km) |
| Willebroek to Codlea | 1,031.49 mi (1,660.02 km) |
| Willebroek to Comanesti | 1,051.20 mi (1,691.74 km) |
| Willebroek to Comarnic | 1,054.67 mi (1,697.33 km) |
| Willebroek to Constanta | 1,219.47 mi (1,962.55 km) |
| Willebroek to Corabia | 1,062.88 mi (1,710.54 km) |
| Willebroek to Costesti | 1,043.87 mi (1,679.95 km) |
| Willebroek to Covasna | 1,057.98 mi (1,702.66 km) |
| Willebroek to Craiova | 1,012.81 mi (1,629.96 km) |
| Willebroek to Cristuru Secuiesc | 994.97 mi (1,601.25 km) |
| Willebroek to Cugir | 938.92 mi (1,511.05 km) |
| Willebroek to Cumpana | 1,218.16 mi (1,960.43 km) |
| Willebroek to Curtea de Arges | 1,018.48 mi (1,639.09 km) |
