| Altopascio to Somma Lombardo | 161.56 mi (260.00 km) |
| Altopascio to Somma Vesuviana | 279.45 mi (449.73 km) |
| Altopascio to Sommacampagna | 109.70 mi (176.55 km) |
| Altopascio to Sona | 111.94 mi (180.15 km) |
| Altopascio to Sondrio | 167.36 mi (269.34 km) |
| Altopascio to Sora | 207.80 mi (334.42 km) |
| Altopascio to Sorbolo | 72.08 mi (116.00 km) |
| Altopascio to Soresina | 109.40 mi (176.06 km) |
| Altopascio to Sorisole | 141.95 mi (228.44 km) |
| Altopascio to Sorrento | 290.11 mi (466.88 km) |
| Altopascio to Sorso | 234.66 mi (377.65 km) |
| Altopascio to Sortino | 512.99 mi (825.58 km) |
| Altopascio to Soverato Marina | 467.37 mi (752.16 km) |
| Altopascio to Sovicille | 46.01 mi (74.04 km) |
| Altopascio to Spello | 115.06 mi (185.17 km) |
