| Trossingen to Settimo Torinese | 207.44 mi (333.84 km) |
| Trossingen to Seveso | 169.71 mi (273.12 km) |
| Trossingen to Sezze | 503.39 mi (810.13 km) |
| Trossingen to Siano | 584.25 mi (940.26 km) |
| Trossingen to Siena | 353.44 mi (568.80 km) |
| Trossingen to Signa | 319.29 mi (513.85 km) |
| Trossingen to Silea | 240.54 mi (387.11 km) |
| Trossingen to Silvi Paese | 465.21 mi (748.68 km) |
| Trossingen to Sinalunga | 367.46 mi (591.37 km) |
| Trossingen to Siniscola | 520.92 mi (838.34 km) |
| Trossingen to Sinnai | 606.81 mi (976.57 km) |
| Trossingen to Siracusa | 831.59 mi (1,338.32 km) |
| Trossingen to Solaro | 171.32 mi (275.72 km) |
| Trossingen to Soliera | 255.04 mi (410.45 km) |
| Trossingen to Solofra | 586.33 mi (943.61 km) |
