| Oakland to Oberkirch | 5,739.35 mi (9,236.59 km) |
| Oakland to Obernburg am Main | 5,696.11 mi (9,167.01 km) |
| Oakland to Obernkirchen | 5,561.37 mi (8,950.16 km) |
| Oakland to Oberschleissheim | 5,849.47 mi (9,413.82 km) |
| Oakland to Oberstdorf | 5,862.22 mi (9,434.34 km) |
| Oakland to Obertraubling | 5,824.48 mi (9,373.60 km) |
| Oakland to Obertshausen | 5,675.36 mi (9,133.61 km) |
| Oakland to Oberursel | 5,660.99 mi (9,110.48 km) |
| Oakland to Ochsenfurt | 5,731.20 mi (9,223.48 km) |
| Oakland to Ochsenhausen | 5,816.13 mi (9,360.16 km) |
| Oakland to Ochtrup | 5,514.86 mi (8,875.31 km) |
| Oakland to Odenthal | 5,576.46 mi (8,974.45 km) |
| Oakland to Oelde | 5,560.25 mi (8,948.36 km) |
| Oakland to Oelsnitz | 5,741.99 mi (9,240.84 km) |
| Oakland to Oer-Erkenschwick | 5,547.01 mi (8,927.05 km) |
