| Oregon to Orthez | 4,022.74 mi (6,473.97 km) |
| Oregon to Orvault | 3,863.29 mi (6,217.36 km) |
| Oregon to Osny | 3,957.83 mi (6,369.51 km) |
| Oregon to Ostwald | 4,199.03 mi (6,757.68 km) |
| Oregon to Ouistreham | 3,857.51 mi (6,208.07 km) |
| Oregon to Oullins | 4,182.99 mi (6,731.87 km) |
| Oregon to Outreau | 3,887.50 mi (6,256.32 km) |
| Oregon to Oyonnax | 4,198.58 mi (6,756.96 km) |
| Oregon to Ozoir-la-Ferriere | 3,991.70 mi (6,424.03 km) |
| Oregon to Pace | 3,830.03 mi (6,163.84 km) |
| Oregon to Palaiseau | 3,976.32 mi (6,399.26 km) |
| Oregon to Pamiers | 4,139.29 mi (6,661.54 km) |
| Oregon to Panazol | 4,032.74 mi (6,490.06 km) |
| Oregon to Pantin | 3,976.68 mi (6,399.85 km) |
| Oregon to Paray-le-Monial | 4,128.70 mi (6,644.49 km) |
