| Keizer to Oberkirch | 5,331.96 mi (8,580.96 km) |
| Keizer to Obernburg am Main | 5,282.07 mi (8,500.66 km) |
| Keizer to Obernkirchen | 5,140.59 mi (8,272.97 km) |
| Keizer to Oberschleissheim | 5,433.27 mi (8,744.01 km) |
| Keizer to Oberstdorf | 5,451.90 mi (8,773.99 km) |
| Keizer to Obertraubling | 5,404.79 mi (8,698.17 km) |
| Keizer to Obertshausen | 5,261.48 mi (8,467.54 km) |
| Keizer to Oberursel | 5,247.39 mi (8,444.86 km) |
| Keizer to Ochsenfurt | 5,315.25 mi (8,554.06 km) |
| Keizer to Ochsenhausen | 5,404.89 mi (8,698.33 km) |
| Keizer to Ochtrup | 5,098.95 mi (8,205.98 km) |
| Keizer to Odenthal | 5,164.22 mi (8,311.01 km) |
| Keizer to Oelde | 5,143.06 mi (8,276.95 km) |
| Keizer to Oelsnitz | 5,318.57 mi (8,559.41 km) |
| Keizer to Oer-Erkenschwick | 5,132.62 mi (8,260.15 km) |
