| Piedmont to Sestu | 6,278.66 mi (10,104.52 km) |
| Piedmont to Settimo Torinese | 5,915.47 mi (9,520.03 km) |
| Piedmont to Seveso | 5,927.25 mi (9,538.98 km) |
| Piedmont to Sezze | 6,274.47 mi (10,097.78 km) |
| Piedmont to Siano | 6,361.17 mi (10,237.32 km) |
| Piedmont to Siena | 6,120.80 mi (9,850.48 km) |
| Piedmont to Signa | 6,087.84 mi (9,797.43 km) |
| Piedmont to Silea | 6,015.00 mi (9,680.21 km) |
| Piedmont to Silvi Paese | 6,243.57 mi (10,048.06 km) |
| Piedmont to Sinalunga | 6,138.11 mi (9,878.33 km) |
| Piedmont to Siniscola | 6,226.48 mi (10,020.55 km) |
| Piedmont to Sinnai | 6,282.01 mi (10,109.91 km) |
| Piedmont to Siracusa | 6,595.79 mi (10,614.90 km) |
| Piedmont to Solaro | 5,927.29 mi (9,539.05 km) |
| Piedmont to Soliera | 6,028.91 mi (9,702.59 km) |
