| Cities | Distance |
|---|---|
| Trets to Settimo Torinese | 155.45 mi (250.17 km) |
| Trets to Seveso | 227.82 mi (366.64 km) |
| Trets to Sezze | 399.31 mi (642.62 km) |
| Trets to Siano | 496.16 mi (798.49 km) |
| Trets to Siena | 283.58 mi (456.38 km) |
| Trets to Signa | 271.78 mi (437.39 km) |
| Trets to Silea | 359.33 mi (578.28 km) |
| Trets to Silvi Paese | 430.33 mi (692.55 km) |
| Trets to Sinalunga | 304.28 mi (489.70 km) |
| Trets to Siniscola | 285.91 mi (460.13 km) |
| Trets to Sinnai | 339.41 mi (546.22 km) |
| Trets to Siracusa | 670.38 mi (1,078.87 km) |
| Trets to Solaro | 224.58 mi (361.43 km) |
| Trets to Soliera | 274.79 mi (442.23 km) |
| Trets to Solofra | 502.70 mi (809.02 km) |