| Frauenfeld to Sestu | 570.14 mi (917.55 km) |
| Frauenfeld to Settimo Torinese | 175.50 mi (282.45 km) |
| Frauenfeld to Seveso | 132.21 mi (212.78 km) |
| Frauenfeld to Sezze | 465.51 mi (749.17 km) |
| Frauenfeld to Siano | 547.17 mi (880.59 km) |
| Frauenfeld to Siena | 315.21 mi (507.28 km) |
| Frauenfeld to Signa | 281.07 mi (452.33 km) |
| Frauenfeld to Silea | 207.69 mi (334.24 km) |
| Frauenfeld to Silvi Paese | 428.96 mi (690.34 km) |
| Frauenfeld to Sinalunga | 329.41 mi (530.13 km) |
| Frauenfeld to Siniscola | 483.59 mi (778.26 km) |
| Frauenfeld to Sinnai | 570.04 mi (917.39 km) |
| Frauenfeld to Siracusa | 793.62 mi (1,277.21 km) |
| Frauenfeld to Solaro | 133.98 mi (215.62 km) |
| Frauenfeld to Soliera | 217.09 mi (349.38 km) |
