| Humble to Oberkirch | 5,250.08 mi (8,449.19 km) |
| Humble to Obernburg am Main | 5,246.46 mi (8,443.36 km) |
| Humble to Obernkirchen | 5,162.10 mi (8,307.59 km) |
| Humble to Oberschleissheim | 5,397.26 mi (8,686.04 km) |
| Humble to Oberstdorf | 5,377.01 mi (8,653.47 km) |
| Humble to Obertraubling | 5,394.07 mi (8,680.91 km) |
| Humble to Obertshausen | 5,226.76 mi (8,411.66 km) |
| Humble to Oberursel | 5,212.22 mi (8,388.26 km) |
| Humble to Ochsenfurt | 5,288.72 mi (8,511.37 km) |
| Humble to Ochsenhausen | 5,340.13 mi (8,594.11 km) |
| Humble to Ochtrup | 5,092.73 mi (8,195.95 km) |
| Humble to Odenthal | 5,128.41 mi (8,253.38 km) |
| Humble to Oelde | 5,140.87 mi (8,273.42 km) |
| Humble to Oelsnitz | 5,340.58 mi (8,594.83 km) |
| Humble to Oer-Erkenschwick | 5,113.46 mi (8,229.32 km) |
