| Ostrava to Orvault | 924.96 mi (1,488.58 km) |
| Ostrava to Osny | 729.60 mi (1,174.18 km) |
| Ostrava to Ostwald | 485.41 mi (781.20 km) |
| Ostrava to Ouistreham | 830.21 mi (1,336.09 km) |
| Ostrava to Oullins | 686.52 mi (1,104.84 km) |
| Ostrava to Outreau | 738.31 mi (1,188.20 km) |
| Ostrava to Oyonnax | 632.93 mi (1,018.61 km) |
| Ostrava to Ozoir-la-Ferriere | 705.82 mi (1,135.91 km) |
| Ostrava to Pace | 914.39 mi (1,471.57 km) |
| Ostrava to Palaiseau | 726.09 mi (1,168.53 km) |
| Ostrava to Pamiers | 916.56 mi (1,475.07 km) |
| Ostrava to Panazol | 832.42 mi (1,339.65 km) |
| Ostrava to Pantin | 716.59 mi (1,153.24 km) |
| Ostrava to Paray-le-Monial | 692.72 mi (1,114.83 km) |
| Ostrava to Parempuyre | 943.03 mi (1,517.65 km) |
