| Piedmont to Solofra | 6,363.77 mi (10,241.49 km) |
| Piedmont to Somma Lombardo | 5,912.43 mi (9,515.14 km) |
| Piedmont to Somma Vesuviana | 6,349.82 mi (10,219.05 km) |
| Piedmont to Sommacampagna | 5,989.47 mi (9,639.12 km) |
| Piedmont to Sona | 5,987.12 mi (9,635.35 km) |
| Piedmont to Sondrio | 5,918.74 mi (9,525.28 km) |
| Piedmont to Sora | 6,277.71 mi (10,102.99 km) |
| Piedmont to Sorbolo | 6,009.30 mi (9,671.03 km) |
| Piedmont to Soresina | 5,967.75 mi (9,604.16 km) |
| Piedmont to Sorisole | 5,936.84 mi (9,554.41 km) |
| Piedmont to Sorrento | 6,362.22 mi (10,239.01 km) |
| Piedmont to Sorso | 6,179.26 mi (9,944.55 km) |
| Piedmont to Sortino | 6,582.58 mi (10,593.65 km) |
| Piedmont to Soverato Marina | 6,537.58 mi (10,521.22 km) |
| Piedmont to Sovicille | 6,119.96 mi (9,849.12 km) |
