| Spokane Valley to Oberkirch | 5,028.45 mi (8,092.50 km) |
| Spokane Valley to Obernburg am Main | 4,981.79 mi (8,017.42 km) |
| Spokane Valley to Obernkirchen | 4,843.84 mi (7,795.40 km) |
| Spokane Valley to Oberschleissheim | 5,134.21 mi (8,262.71 km) |
| Spokane Valley to Oberstdorf | 5,149.88 mi (8,287.93 km) |
| Spokane Valley to Obertraubling | 5,107.59 mi (8,219.88 km) |
| Spokane Valley to Obertshausen | 4,961.11 mi (7,984.13 km) |
| Spokane Valley to Oberursel | 4,946.86 mi (7,961.20 km) |
| Spokane Valley to Ochsenfurt | 5,015.98 mi (8,072.45 km) |
| Spokane Valley to Ochsenhausen | 5,103.28 mi (8,212.94 km) |
| Spokane Valley to Ochtrup | 4,799.53 mi (7,724.09 km) |
| Spokane Valley to Odenthal | 4,862.95 mi (7,826.16 km) |
| Spokane Valley to Oelde | 4,844.34 mi (7,796.21 km) |
| Spokane Valley to Oelsnitz | 5,023.43 mi (8,084.43 km) |
| Spokane Valley to Oer-Erkenschwick | 4,832.42 mi (7,777.03 km) |
