| Cities | Distance |
|---|---|
| Trets to Rapperswil-Jona | 301.55 mi (485.30 km) |
| Trets to Regensdorf | 306.61 mi (493.44 km) |
| Trets to Reinach | 293.63 mi (472.55 km) |
| Trets to Renens | 217.71 mi (350.37 km) |
| Trets to Rheinfelden | 301.39 mi (485.04 km) |
| Trets to Richterswil | 298.74 mi (480.77 km) |
| Trets to Riehen | 300.92 mi (484.29 km) |
| Trets to Risch | 287.98 mi (463.46 km) |
| Trets to Romanshorn | 335.31 mi (539.63 km) |
| Trets to Rorschach | 333.54 mi (536.78 km) |
| Trets to Rothrist | 286.94 mi (461.79 km) |
| Trets to Ruti | 305.32 mi (491.36 km) |
| Trets to Sankt Gallen | 327.69 mi (527.36 km) |
| Trets to Sarnen | 268.93 mi (432.80 km) |
| Trets to Schaffhausen | 326.55 mi (525.53 km) |