| Lake Oswego to Orthez | 5,337.18 mi (8,589.36 km) |
| Lake Oswego to Orvault | 5,106.14 mi (8,217.54 km) |
| Lake Oswego to Osny | 5,112.69 mi (8,228.07 km) |
| Lake Oswego to Ostwald | 5,289.26 mi (8,512.23 km) |
| Lake Oswego to Ouistreham | 5,036.69 mi (8,105.78 km) |
| Lake Oswego to Oullins | 5,375.19 mi (8,650.53 km) |
| Lake Oswego to Outreau | 5,009.52 mi (8,062.04 km) |
| Lake Oswego to Oyonnax | 5,367.43 mi (8,638.05 km) |
| Lake Oswego to Ozoir-la-Ferriere | 5,145.01 mi (8,280.09 km) |
| Lake Oswego to Pace | 5,054.59 mi (8,134.58 km) |
| Lake Oswego to Palaiseau | 5,136.74 mi (8,266.79 km) |
| Lake Oswego to Pamiers | 5,429.70 mi (8,738.25 km) |
| Lake Oswego to Panazol | 5,269.71 mi (8,480.78 km) |
| Lake Oswego to Pantin | 5,130.89 mi (8,257.37 km) |
| Lake Oswego to Paray-le-Monial | 5,314.59 mi (8,553.01 km) |
