| Wiesbaden to Oberkirch | 107.27 mi (172.64 km) |
| Wiesbaden to Obernburg am Main | 43.43 mi (69.89 km) |
| Wiesbaden to Obernkirchen | 155.61 mi (250.43 km) |
| Wiesbaden to Oberschleissheim | 196.48 mi (316.21 km) |
| Wiesbaden to Oberstdorf | 206.71 mi (332.66 km) |
| Wiesbaden to Obertraubling | 192.25 mi (309.40 km) |
| Wiesbaden to Obertshausen | 26.33 mi (42.38 km) |
| Wiesbaden to Oberursel | 17.09 mi (27.51 km) |
| Wiesbaden to Ochsenfurt | 86.67 mi (139.47 km) |
| Wiesbaden to Ochsenhausen | 158.95 mi (255.81 km) |
| Wiesbaden to Ochtrup | 153.58 mi (247.17 km) |
| Wiesbaden to Odenthal | 82.14 mi (132.19 km) |
| Wiesbaden to Oelde | 121.03 mi (194.78 km) |
| Wiesbaden to Oelsnitz | 175.00 mi (281.63 km) |
| Wiesbaden to Oer-Erkenschwick | 116.08 mi (186.81 km) |
