| Omegna to Orthez | 479.81 mi (772.17 km) |
| Omegna to Orvault | 485.62 mi (781.53 km) |
| Omegna to Osny | 368.74 mi (593.42 km) |
| Omegna to Ostwald | 187.53 mi (301.80 km) |
| Omegna to Ouistreham | 466.85 mi (751.32 km) |
| Omegna to Oullins | 173.70 mi (279.55 km) |
| Omegna to Outreau | 457.09 mi (735.61 km) |
| Omegna to Oyonnax | 134.45 mi (216.37 km) |
| Omegna to Ozoir-la-Ferriere | 334.63 mi (538.53 km) |
| Omegna to Pace | 504.15 mi (811.35 km) |
| Omegna to Palaiseau | 348.77 mi (561.29 km) |
| Omegna to Pamiers | 385.28 mi (620.05 km) |
| Omegna to Panazol | 341.39 mi (549.42 km) |
| Omegna to Pantin | 349.70 mi (562.78 km) |
| Omegna to Paray-le-Monial | 208.93 mi (336.24 km) |
