| Buckhall to Oberkirch | 4,104.24 mi (6,605.14 km) |
| Buckhall to Obernburg am Main | 4,108.82 mi (6,612.50 km) |
| Buckhall to Obernkirchen | 4,038.03 mi (6,498.59 km) |
| Buckhall to Oberschleissheim | 4,256.05 mi (6,849.45 km) |
| Buckhall to Oberstdorf | 4,229.69 mi (6,807.03 km) |
| Buckhall to Obertraubling | 4,257.50 mi (6,851.79 km) |
| Buckhall to Obertshausen | 4,089.76 mi (6,581.84 km) |
| Buckhall to Oberursel | 4,075.49 mi (6,558.87 km) |
| Buckhall to Ochsenfurt | 4,151.74 mi (6,681.59 km) |
| Buckhall to Ochsenhausen | 4,195.24 mi (6,751.58 km) |
| Buckhall to Ochtrup | 3,964.82 mi (6,380.76 km) |
| Buckhall to Odenthal | 3,993.66 mi (6,427.17 km) |
| Buckhall to Oelde | 4,012.45 mi (6,457.42 km) |
| Buckhall to Oelsnitz | 4,211.70 mi (6,778.07 km) |
| Buckhall to Oer-Erkenschwick | 3,982.36 mi (6,408.99 km) |
