| Cities | Distance |
|---|---|
| Omagh to Orthez | 821.08 mi (1,321.39 km) |
| Omagh to Orvault | 562.23 mi (904.81 km) |
| Omagh to Osny | 551.91 mi (888.21 km) |
| Omagh to Ostwald | 765.23 mi (1,231.53 km) |
| Omagh to Ouistreham | 473.21 mi (761.56 km) |
| Omagh to Oullins | 811.92 mi (1,306.66 km) |
| Omagh to Outreau | 458.57 mi (738.00 km) |
| Omagh to Oyonnax | 807.72 mi (1,299.89 km) |
| Omagh to Ozoir-la-Ferriere | 585.21 mi (941.81 km) |
| Omagh to Pace | 504.35 mi (811.68 km) |
| Omagh to Palaiseau | 575.16 mi (925.63 km) |
| Omagh to Pamiers | 888.43 mi (1,429.79 km) |
| Omagh to Panazol | 713.10 mi (1,147.63 km) |
| Omagh to Pantin | 570.60 mi (918.29 km) |
| Omagh to Paray-le-Monial | 751.44 mi (1,209.32 km) |