| Oulu to Orvault | 1,584.29 mi (2,549.67 km) |
| Oulu to Osny | 1,393.36 mi (2,242.40 km) |
| Oulu to Ostwald | 1,310.81 mi (2,109.55 km) |
| Oulu to Ouistreham | 1,432.92 mi (2,306.05 km) |
| Oulu to Oullins | 1,544.71 mi (2,485.97 km) |
| Oulu to Outreau | 1,305.99 mi (2,101.79 km) |
| Oulu to Oyonnax | 1,494.42 mi (2,405.03 km) |
| Oulu to Ozoir-la-Ferriere | 1,396.94 mi (2,248.16 km) |
| Oulu to Pace | 1,535.50 mi (2,471.14 km) |
| Oulu to Palaiseau | 1,410.21 mi (2,269.52 km) |
| Oulu to Pamiers | 1,771.86 mi (2,851.53 km) |
| Oulu to Panazol | 1,606.96 mi (2,586.15 km) |
| Oulu to Pantin | 1,395.77 mi (2,246.27 km) |
| Oulu to Paray-le-Monial | 1,511.43 mi (2,432.41 km) |
| Oulu to Parempuyre | 1,703.14 mi (2,740.94 km) |
