| River Falls to Sestu | 4,864.44 mi (7,828.57 km) |
| River Falls to Settimo Torinese | 4,547.09 mi (7,317.84 km) |
| River Falls to Seveso | 4,574.88 mi (7,362.56 km) |
| River Falls to Sezze | 4,912.92 mi (7,906.58 km) |
| River Falls to Siano | 5,007.17 mi (8,058.26 km) |
| River Falls to Siena | 4,762.40 mi (7,664.35 km) |
| River Falls to Signa | 4,732.19 mi (7,615.72 km) |
| River Falls to Silea | 4,688.65 mi (7,545.66 km) |
| River Falls to Silvi Paese | 4,901.34 mi (7,887.94 km) |
| River Falls to Sinalunga | 4,782.04 mi (7,695.94 km) |
| River Falls to Siniscola | 4,828.52 mi (7,770.75 km) |
| River Falls to Sinnai | 4,868.68 mi (7,835.38 km) |
| River Falls to Siracusa | 5,213.00 mi (8,389.52 km) |
| River Falls to Solaro | 4,574.20 mi (7,361.46 km) |
| River Falls to Soliera | 4,681.54 mi (7,534.21 km) |
