| Thonex to Orthez | 388.09 mi (624.57 km) |
| Thonex to Orvault | 377.09 mi (606.87 km) |
| Thonex to Osny | 276.17 mi (444.45 km) |
| Thonex to Ostwald | 178.58 mi (287.39 km) |
| Thonex to Ouistreham | 367.72 mi (591.79 km) |
| Thonex to Oullins | 73.55 mi (118.37 km) |
| Thonex to Outreau | 376.41 mi (605.77 km) |
| Thonex to Oyonnax | 25.72 mi (41.40 km) |
| Thonex to Ozoir-la-Ferriere | 242.64 mi (390.50 km) |
| Thonex to Pace | 397.44 mi (639.62 km) |
| Thonex to Palaiseau | 253.78 mi (408.41 km) |
| Thonex to Pamiers | 308.80 mi (496.97 km) |
| Thonex to Panazol | 235.02 mi (378.23 km) |
| Thonex to Pantin | 257.34 mi (414.15 km) |
| Thonex to Paray-le-Monial | 100.21 mi (161.27 km) |
