| Etterbeek to Somma Lombardo | 407.32 mi (655.52 km) |
| Etterbeek to Somma Vesuviana | 839.61 mi (1,351.23 km) |
| Etterbeek to Sommacampagna | 479.10 mi (771.04 km) |
| Etterbeek to Sona | 476.77 mi (767.28 km) |
| Etterbeek to Sondrio | 408.32 mi (657.13 km) |
| Etterbeek to Sora | 767.62 mi (1,235.36 km) |
| Etterbeek to Sorbolo | 499.86 mi (804.45 km) |
| Etterbeek to Soresina | 458.81 mi (738.39 km) |
| Etterbeek to Sorisole | 427.24 mi (687.57 km) |
| Etterbeek to Sorrento | 852.36 mi (1,371.73 km) |
| Etterbeek to Sorso | 721.86 mi (1,161.72 km) |
| Etterbeek to Sortino | 1,079.99 mi (1,738.07 km) |
| Etterbeek to Soverato Marina | 1,027.18 mi (1,653.08 km) |
| Etterbeek to Sovicille | 612.65 mi (985.97 km) |
| Etterbeek to Spello | 667.55 mi (1,074.32 km) |
