| Thouare-sur-Loire to Somma Lombardo | 494.29 mi (795.49 km) |
| Thouare-sur-Loire to Somma Vesuviana | 901.11 mi (1,450.20 km) |
| Thouare-sur-Loire to Sommacampagna | 599.59 mi (964.94 km) |
| Thouare-sur-Loire to Sona | 598.15 mi (962.63 km) |
| Thouare-sur-Loire to Sondrio | 540.52 mi (869.89 km) |
| Thouare-sur-Loire to Sora | 833.37 mi (1,341.19 km) |
| Thouare-sur-Loire to Sorbolo | 593.32 mi (954.86 km) |
| Thouare-sur-Loire to Soresina | 555.97 mi (894.75 km) |
| Thouare-sur-Loire to Sorisole | 537.65 mi (865.27 km) |
| Thouare-sur-Loire to Sorrento | 908.13 mi (1,461.50 km) |
| Thouare-sur-Loire to Sorso | 667.89 mi (1,074.87 km) |
| Thouare-sur-Loire to Sortino | 1,090.41 mi (1,754.84 km) |
| Thouare-sur-Loire to Soverato Marina | 1,081.68 mi (1,740.79 km) |
| Thouare-sur-Loire to Sovicille | 673.80 mi (1,084.38 km) |
| Thouare-sur-Loire to Spello | 747.31 mi (1,202.68 km) |
