| Gemerek to Oberkirch | 1,525.24 mi (2,454.63 km) |
| Gemerek to Obernburg am Main | 1,505.53 mi (2,422.92 km) |
| Gemerek to Obernkirchen | 1,568.61 mi (2,524.43 km) |
| Gemerek to Oberschleissheim | 1,366.39 mi (2,198.99 km) |
| Gemerek to Oberstdorf | 1,407.48 mi (2,265.11 km) |
| Gemerek to Obertraubling | 1,357.07 mi (2,184.00 km) |
| Gemerek to Obertshausen | 1,523.59 mi (2,451.99 km) |
| Gemerek to Oberursel | 1,537.41 mi (2,474.23 km) |
| Gemerek to Ochsenfurt | 1,462.21 mi (2,353.19 km) |
| Gemerek to Ochsenhausen | 1,434.19 mi (2,308.10 km) |
| Gemerek to Ochtrup | 1,641.99 mi (2,642.52 km) |
| Gemerek to Odenthal | 1,616.67 mi (2,601.79 km) |
| Gemerek to Oelde | 1,594.52 mi (2,566.13 km) |
| Gemerek to Oelsnitz | 1,395.83 mi (2,246.37 km) |
| Gemerek to Oer-Erkenschwick | 1,625.53 mi (2,616.03 km) |
