| Irmo to Roeselare | 4,204.66 mi (6,766.75 km) |
| Irmo to Ronse | 4,228.76 mi (6,805.53 km) |
| Irmo to Rotselaar | 4,269.49 mi (6,871.09 km) |
| Irmo to Rumst | 4,254.34 mi (6,846.69 km) |
| Irmo to Saint-Ghislain | 4,244.76 mi (6,831.28 km) |
| Irmo to Saint-Nicolas | 4,310.87 mi (6,937.67 km) |
| Irmo to Saint-Vith | 4,344.26 mi (6,991.41 km) |
| Irmo to Scherpenheuvel | 4,278.74 mi (6,885.96 km) |
| Irmo to Schilde | 4,256.87 mi (6,850.77 km) |
| Irmo to Schoten | 4,253.76 mi (6,845.77 km) |
| Irmo to Seneffe | 4,260.65 mi (6,856.85 km) |
| Irmo to Seraing | 4,310.75 mi (6,937.48 km) |
| Irmo to Sint-Amandsberg | 4,227.78 mi (6,803.96 km) |
| Irmo to Sint-Andries | 4,201.28 mi (6,761.31 km) |
| Irmo to Sint-Genesius-Rode | 4,259.54 mi (6,855.06 km) |
