| Boscoreale to Somma Lombardo | 447.16 mi (719.64 km) |
| Boscoreale to Somma Vesuviana | 7.70 mi (12.40 km) |
| Boscoreale to Sommacampagna | 368.82 mi (593.56 km) |
| Boscoreale to Sona | 371.21 mi (597.40 km) |
| Boscoreale to Sondrio | 438.99 mi (706.49 km) |
| Boscoreale to Sora | 79.59 mi (128.10 km) |
| Boscoreale to Sorbolo | 348.15 mi (560.30 km) |
| Boscoreale to Soresina | 389.89 mi (627.46 km) |
| Boscoreale to Sorisole | 420.49 mi (676.71 km) |
| Boscoreale to Sorrento | 11.19 mi (18.00 km) |
| Boscoreale to Sorso | 308.94 mi (497.19 km) |
| Boscoreale to Sortino | 250.48 mi (403.11 km) |
| Boscoreale to Soverato Marina | 181.05 mi (291.37 km) |
| Boscoreale to Sovicille | 240.92 mi (387.72 km) |
| Boscoreale to Spello | 179.59 mi (289.02 km) |
