| Ostwald to Roeselare | 263.26 mi (423.67 km) |
| Ostwald to Ronse | 238.57 mi (383.94 km) |
| Ostwald to Rotselaar | 213.19 mi (343.10 km) |
| Ostwald to Rumst | 228.45 mi (367.66 km) |
| Ostwald to Saint-Ghislain | 218.56 mi (351.74 km) |
| Ostwald to Saint-Nicolas | 173.86 mi (279.80 km) |
| Ostwald to Saint-Vith | 139.17 mi (223.97 km) |
| Ostwald to Scherpenheuvel | 209.31 mi (336.85 km) |
| Ostwald to Schilde | 232.26 mi (373.78 km) |
| Ostwald to Schoten | 234.96 mi (378.13 km) |
| Ostwald to Seneffe | 207.01 mi (333.16 km) |
| Ostwald to Seraing | 171.90 mi (276.64 km) |
| Ostwald to Sint-Amandsberg | 247.24 mi (397.89 km) |
| Ostwald to Sint-Andries | 272.28 mi (438.20 km) |
| Ostwald to Sint-Genesius-Rode | 213.66 mi (343.85 km) |
