| Cities | Distance |
|---|---|
| Gex to Orvault | 368.82 mi (593.57 km) |
| Gex to Osny | 264.49 mi (425.66 km) |
| Gex to Ostwald | 171.65 mi (276.25 km) |
| Gex to Ouistreham | 356.66 mi (573.98 km) |
| Gex to Oullins | 73.61 mi (118.46 km) |
| Gex to Outreau | 364.44 mi (586.51 km) |
| Gex to Oyonnax | 19.93 mi (32.07 km) |
| Gex to Ozoir-la-Ferriere | 230.91 mi (371.61 km) |
| Gex to Pace | 387.97 mi (624.37 km) |
| Gex to Palaiseau | 242.23 mi (389.84 km) |
| Gex to Pamiers | 311.45 mi (501.22 km) |
| Gex to Panazol | 230.04 mi (370.21 km) |
| Gex to Pantin | 245.64 mi (395.31 km) |
| Gex to Paray-le-Monial | 92.73 mi (149.23 km) |
| Gex to Parempuyre | 335.64 mi (540.17 km) |