| Ballenstedt to Obernburg am Main | 158.91 mi (255.75 km) |
| Ballenstedt to Obernkirchen | 97.76 mi (157.33 km) |
| Ballenstedt to Oberschleissheim | 240.20 mi (386.56 km) |
| Ballenstedt to Oberstdorf | 300.89 mi (484.23 km) |
| Ballenstedt to Obertraubling | 194.66 mi (313.27 km) |
| Ballenstedt to Obertshausen | 154.99 mi (249.43 km) |
| Ballenstedt to Oberursel | 156.15 mi (251.29 km) |
| Ballenstedt to Ochsenfurt | 151.92 mi (244.50 km) |
| Ballenstedt to Ochsenhausen | 258.48 mi (415.98 km) |
| Ballenstedt to Ochtrup | 175.51 mi (282.46 km) |
| Ballenstedt to Odenthal | 183.92 mi (295.99 km) |
| Ballenstedt to Oelde | 132.21 mi (212.78 km) |
| Ballenstedt to Oelsnitz | 98.67 mi (158.80 km) |
| Ballenstedt to Oer-Erkenschwick | 170.86 mi (274.97 km) |
| Ballenstedt to Oerlinghausen | 111.05 mi (178.72 km) |
