| Grottaferrata to Somma Lombardo | 334.18 mi (537.81 km) |
| Grottaferrata to Somma Vesuviana | 111.31 mi (179.14 km) |
| Grottaferrata to Sommacampagna | 265.65 mi (427.53 km) |
| Grottaferrata to Sona | 268.09 mi (431.45 km) |
| Grottaferrata to Sondrio | 333.18 mi (536.20 km) |
| Grottaferrata to Sora | 48.96 mi (78.79 km) |
| Grottaferrata to Sorbolo | 239.00 mi (384.63 km) |
| Grottaferrata to Soresina | 279.77 mi (450.25 km) |
| Grottaferrata to Sorisole | 311.54 mi (501.38 km) |
| Grottaferrata to Sorrento | 119.39 mi (192.14 km) |
| Grottaferrata to Sorso | 223.26 mi (359.31 km) |
| Grottaferrata to Sortino | 343.22 mi (552.36 km) |
| Grottaferrata to Soverato Marina | 296.36 mi (476.95 km) |
| Grottaferrata to Sovicille | 126.62 mi (203.77 km) |
| Grottaferrata to Spello | 82.95 mi (133.50 km) |
