| Seattle to Orthez | 5,207.97 mi (8,381.42 km) |
| Seattle to Orvault | 4,974.25 mi (8,005.28 km) |
| Seattle to Osny | 4,976.63 mi (8,009.12 km) |
| Seattle to Ostwald | 5,149.79 mi (8,287.78 km) |
| Seattle to Ouistreham | 4,902.08 mi (7,889.13 km) |
| Seattle to Oullins | 5,239.67 mi (8,432.44 km) |
| Seattle to Outreau | 4,872.51 mi (7,841.55 km) |
| Seattle to Oyonnax | 5,230.90 mi (8,418.32 km) |
| Seattle to Ozoir-la-Ferriere | 5,008.75 mi (8,060.80 km) |
| Seattle to Pace | 4,922.04 mi (7,921.26 km) |
| Seattle to Palaiseau | 5,000.83 mi (8,048.06 km) |
| Seattle to Pamiers | 5,298.77 mi (8,527.54 km) |
| Seattle to Panazol | 5,136.77 mi (8,266.84 km) |
| Seattle to Pantin | 4,994.73 mi (8,038.24 km) |
| Seattle to Paray-le-Monial | 5,179.04 mi (8,334.87 km) |
