| Santa Marinella to Settimo Torinese | 295.97 mi (476.31 km) |
| Santa Marinella to Seveso | 283.67 mi (456.52 km) |
| Santa Marinella to Sezze | 72.73 mi (117.04 km) |
| Santa Marinella to Siano | 170.14 mi (273.81 km) |
| Santa Marinella to Siena | 92.61 mi (149.04 km) |
| Santa Marinella to Signa | 126.73 mi (203.95 km) |
| Santa Marinella to Silea | 251.20 mi (404.27 km) |
| Santa Marinella to Silvi Paese | 121.22 mi (195.09 km) |
| Santa Marinella to Sinalunga | 81.98 mi (131.93 km) |
| Santa Marinella to Siniscola | 150.52 mi (242.23 km) |
| Santa Marinella to Sinnai | 234.15 mi (376.83 km) |
| Santa Marinella to Siracusa | 388.73 mi (625.60 km) |
| Santa Marinella to Solaro | 283.25 mi (455.84 km) |
| Santa Marinella to Soliera | 192.57 mi (309.91 km) |
| Santa Marinella to Solofra | 176.12 mi (283.44 km) |
