| Willebroek to Ramnicu Sarat | 1,110.58 mi (1,787.30 km) |
| Willebroek to Ramnicu Valcea | 1,007.04 mi (1,620.68 km) |
| Willebroek to Rasnov | 1,035.63 mi (1,666.69 km) |
| Willebroek to Reghin | 966.29 mi (1,555.10 km) |
| Willebroek to Resita | 897.15 mi (1,443.82 km) |
| Willebroek to Roman | 1,057.29 mi (1,701.54 km) |
| Willebroek to Rosiori de Vede | 1,069.69 mi (1,721.50 km) |
| Willebroek to Rovinari | 963.87 mi (1,551.20 km) |
| Willebroek to Roznov | 1,041.94 mi (1,676.85 km) |
| Willebroek to Sabaoani | 1,051.41 mi (1,692.09 km) |
| Willebroek to Sacele | 1,045.30 mi (1,682.24 km) |
| Willebroek to Sacueni | 837.79 mi (1,348.30 km) |
| Willebroek to Salcea | 1,013.80 mi (1,631.55 km) |
| Willebroek to Salonta | 835.62 mi (1,344.80 km) |
| Willebroek to Sangeorgiu de Mures | 962.77 mi (1,549.42 km) |
