| Siran to Roeselare | 1,870.00 mi (3,009.47 km) |
| Siran to Ronse | 1,847.30 mi (2,972.94 km) |
| Siran to Rotselaar | 1,802.04 mi (2,900.10 km) |
| Siran to Rumst | 1,816.31 mi (2,923.07 km) |
| Siran to Saint-Ghislain | 1,834.61 mi (2,952.53 km) |
| Siran to Saint-Nicolas | 1,762.59 mi (2,836.62 km) |
| Siran to Saint-Vith | 1,732.07 mi (2,787.49 km) |
| Siran to Scherpenheuvel | 1,791.63 mi (2,883.36 km) |
| Siran to Schilde | 1,811.92 mi (2,916.00 km) |
| Siran to Schoten | 1,814.97 mi (2,920.92 km) |
| Siran to Seneffe | 1,816.74 mi (2,923.77 km) |
| Siran to Seraing | 1,763.37 mi (2,837.86 km) |
| Siran to Sint-Amandsberg | 1,844.44 mi (2,968.34 km) |
| Siran to Sint-Andries | 1,870.35 mi (3,010.04 km) |
| Siran to Sint-Genesius-Rode | 1,815.08 mi (2,921.09 km) |
