| Cities | Distance |
|---|---|
| Trets to Orthez | 323.70 mi (520.95 km) |
| Trets to Orvault | 442.10 mi (711.49 km) |
| Trets to Osny | 424.53 mi (683.22 km) |
| Trets to Ostwald | 365.81 mi (588.72 km) |
| Trets to Ouistreham | 492.32 mi (792.31 km) |
| Trets to Oullins | 162.55 mi (261.60 km) |
| Trets to Outreau | 536.89 mi (864.05 km) |
| Trets to Oyonnax | 194.10 mi (312.38 km) |
| Trets to Ozoir-la-Ferriere | 395.40 mi (636.33 km) |
| Trets to Pace | 483.97 mi (778.88 km) |
| Trets to Palaiseau | 399.45 mi (642.85 km) |
| Trets to Pamiers | 206.22 mi (331.87 km) |
| Trets to Panazol | 271.20 mi (436.46 km) |
| Trets to Pantin | 407.91 mi (656.46 km) |
| Trets to Paray-le-Monial | 221.24 mi (356.05 km) |