| Alloa to Sestu | 1,302.35 mi (2,095.93 km) |
| Alloa to Settimo Torinese | 909.81 mi (1,464.19 km) |
| Alloa to Seveso | 914.12 mi (1,471.13 km) |
| Alloa to Sezze | 1,261.05 mi (2,029.46 km) |
| Alloa to Siano | 1,346.43 mi (2,166.87 km) |
| Alloa to Siena | 1,107.70 mi (1,782.66 km) |
| Alloa to Signa | 1,074.31 mi (1,728.94 km) |
| Alloa to Silea | 1,002.40 mi (1,613.20 km) |
| Alloa to Silvi Paese | 1,228.97 mi (1,977.84 km) |
| Alloa to Sinalunga | 1,124.36 mi (1,809.48 km) |
| Alloa to Siniscola | 1,234.72 mi (1,987.08 km) |
| Alloa to Sinnai | 1,304.44 mi (2,099.30 km) |
| Alloa to Siracusa | 1,586.02 mi (2,552.46 km) |
| Alloa to Solaro | 914.36 mi (1,471.52 km) |
| Alloa to Soliera | 1,014.32 mi (1,632.40 km) |
