| Tuam to Somma Lombardo | 950.15 mi (1,529.13 km) |
| Tuam to Somma Vesuviana | 1,388.44 mi (2,234.47 km) |
| Tuam to Sommacampagna | 1,042.17 mi (1,677.21 km) |
| Tuam to Sona | 1,040.08 mi (1,673.84 km) |
| Tuam to Sondrio | 972.01 mi (1,564.31 km) |
| Tuam to Sora | 1,316.84 mi (2,119.25 km) |
| Tuam to Sorbolo | 1,052.20 mi (1,693.36 km) |
| Tuam to Soresina | 1,010.44 mi (1,626.15 km) |
| Tuam to Sorisole | 982.86 mi (1,581.75 km) |
| Tuam to Sorrento | 1,398.56 mi (2,250.77 km) |
| Tuam to Sorso | 1,194.71 mi (1,922.70 km) |
| Tuam to Sortino | 1,604.41 mi (2,582.05 km) |
| Tuam to Soverato Marina | 1,575.87 mi (2,536.11 km) |
| Tuam to Sovicille | 1,154.52 mi (1,858.02 km) |
| Tuam to Spello | 1,220.59 mi (1,964.36 km) |
