| Baunatal to Obernburg am Main | 98.79 mi (158.98 km) |
| Baunatal to Obernkirchen | 70.79 mi (113.92 km) |
| Baunatal to Oberschleissheim | 228.92 mi (368.42 km) |
| Baunatal to Oberstdorf | 268.76 mi (432.52 km) |
| Baunatal to Obertraubling | 199.81 mi (321.56 km) |
| Baunatal to Obertshausen | 86.26 mi (138.83 km) |
| Baunatal to Oberursel | 81.69 mi (131.47 km) |
| Baunatal to Ochsenfurt | 114.76 mi (184.69 km) |
| Baunatal to Ochsenhausen | 221.45 mi (356.39 km) |
| Baunatal to Ochtrup | 115.61 mi (186.06 km) |
| Baunatal to Odenthal | 100.97 mi (162.49 km) |
| Baunatal to Oelde | 67.41 mi (108.49 km) |
| Baunatal to Oelsnitz | 133.28 mi (214.50 km) |
| Baunatal to Oer-Erkenschwick | 97.01 mi (156.12 km) |
| Baunatal to Oerlinghausen | 58.58 mi (94.27 km) |
