| Horstel to Somma Lombardo | 459.74 mi (739.88 km) |
| Horstel to Somma Vesuviana | 852.84 mi (1,372.52 km) |
| Horstel to Sommacampagna | 498.99 mi (803.04 km) |
| Horstel to Sona | 496.55 mi (799.12 km) |
| Horstel to Sondrio | 435.67 mi (701.14 km) |
| Horstel to Sora | 783.64 mi (1,261.15 km) |
| Horstel to Sorbolo | 531.07 mi (854.67 km) |
| Horstel to Soresina | 495.23 mi (797.00 km) |
| Horstel to Sorisole | 462.79 mi (744.78 km) |
| Horstel to Sorrento | 867.65 mi (1,396.34 km) |
| Horstel to Sorso | 795.87 mi (1,280.83 km) |
| Horstel to Sortino | 1,106.05 mi (1,780.01 km) |
| Horstel to Soverato Marina | 1,034.14 mi (1,664.29 km) |
| Horstel to Sovicille | 645.18 mi (1,038.32 km) |
| Horstel to Spello | 684.91 mi (1,102.25 km) |
