| Severn to Solofra | 4,602.86 mi (7,407.59 km) |
| Severn to Somma Lombardo | 4,168.02 mi (6,707.79 km) |
| Severn to Somma Vesuviana | 4,583.16 mi (7,375.88 km) |
| Severn to Sommacampagna | 4,269.19 mi (6,870.60 km) |
| Severn to Sona | 4,267.38 mi (6,867.69 km) |
| Severn to Sondrio | 4,202.54 mi (6,763.34 km) |
| Severn to Sora | 4,516.24 mi (7,268.19 km) |
| Severn to Sorbolo | 4,270.21 mi (6,872.24 km) |
| Severn to Soresina | 4,230.39 mi (6,808.16 km) |
| Severn to Sorisole | 4,207.27 mi (6,770.95 km) |
| Severn to Sorrento | 4,589.36 mi (7,385.85 km) |
| Severn to Sorso | 4,322.62 mi (6,956.59 km) |
| Severn to Sortino | 4,749.24 mi (7,643.16 km) |
| Severn to Soverato Marina | 4,759.66 mi (7,659.93 km) |
| Severn to Sovicille | 4,356.69 mi (7,011.42 km) |
