| Spokane to Oberkirch | 5,033.41 mi (8,100.48 km) |
| Spokane to Obernburg am Main | 4,986.56 mi (8,025.09 km) |
| Spokane to Obernkirchen | 4,848.41 mi (7,802.75 km) |
| Spokane to Oberschleissheim | 5,138.92 mi (8,270.29 km) |
| Spokane to Oberstdorf | 5,154.75 mi (8,295.77 km) |
| Spokane to Obertraubling | 5,112.20 mi (8,227.28 km) |
| Spokane to Obertshausen | 4,965.88 mi (7,991.82 km) |
| Spokane to Oberursel | 4,951.64 mi (7,968.90 km) |
| Spokane to Ochsenfurt | 5,020.70 mi (8,080.03 km) |
| Spokane to Ochsenhausen | 5,108.13 mi (8,220.75 km) |
| Spokane to Ochtrup | 4,804.24 mi (7,731.68 km) |
| Spokane to Odenthal | 4,867.77 mi (7,833.92 km) |
| Spokane to Oelde | 4,849.02 mi (7,803.74 km) |
| Spokane to Oelsnitz | 5,027.91 mi (8,091.65 km) |
| Spokane to Oer-Erkenschwick | 4,837.18 mi (7,784.69 km) |
