| Middle Valley to Solofra | 5,140.51 mi (8,272.85 km) |
| Middle Valley to Somma Lombardo | 4,703.02 mi (7,568.77 km) |
| Middle Valley to Somma Vesuviana | 5,120.97 mi (8,241.40 km) |
| Middle Valley to Sommacampagna | 4,803.41 mi (7,730.35 km) |
| Middle Valley to Sona | 4,801.57 mi (7,727.37 km) |
| Middle Valley to Sondrio | 4,736.17 mi (7,622.12 km) |
| Middle Valley to Sora | 5,053.59 mi (8,132.97 km) |
| Middle Valley to Sorbolo | 4,805.44 mi (7,733.61 km) |
| Middle Valley to Soresina | 4,765.33 mi (7,669.06 km) |
| Middle Valley to Sorisole | 4,741.67 mi (7,630.98 km) |
| Middle Valley to Sorrento | 5,127.43 mi (8,251.80 km) |
| Middle Valley to Sorso | 4,862.65 mi (7,825.68 km) |
| Middle Valley to Sortino | 5,289.56 mi (8,512.73 km) |
| Middle Valley to Soverato Marina | 5,298.45 mi (8,527.03 km) |
| Middle Valley to Sovicille | 4,893.49 mi (7,875.31 km) |
