| Forest to Ronse | 31.96 mi (51.43 km) |
| Forest to Rotselaar | 19.34 mi (31.13 km) |
| Forest to Rumst | 19.09 mi (30.73 km) |
| Forest to Saint-Ghislain | 33.54 mi (53.98 km) |
| Forest to Saint-Nicolas | 54.30 mi (87.39 km) |
| Forest to Saint-Vith | 87.43 mi (140.71 km) |
| Forest to Scherpenheuvel | 31.35 mi (50.45 km) |
| Forest to Schilde | 30.88 mi (49.70 km) |
| Forest to Schoten | 31.13 mi (50.10 km) |
| Forest to Seneffe | 19.61 mi (31.55 km) |
| Forest to Seraing | 53.83 mi (86.63 km) |
| Forest to Sint-Amandsberg | 30.08 mi (48.41 km) |
| Forest to Sint-Andries | 56.36 mi (90.71 km) |
| Forest to Sint-Genesius-Rode | 4.80 mi (7.72 km) |
| Forest to Sint-Gillis-bij-Dendermonde | 17.12 mi (27.55 km) |
