| Hanau to Obernburg am Main | 22.56 mi (36.30 km) |
| Hanau to Obernkirchen | 147.67 mi (237.66 km) |
| Hanau to Oberschleissheim | 176.72 mi (284.41 km) |
| Hanau to Oberstdorf | 198.10 mi (318.81 km) |
| Hanau to Obertraubling | 166.49 mi (267.94 km) |
| Hanau to Obertshausen | 5.88 mi (9.46 km) |
| Hanau to Oberursel | 15.82 mi (25.45 km) |
| Hanau to Ochsenfurt | 61.09 mi (98.32 km) |
| Hanau to Ochsenhausen | 149.82 mi (241.11 km) |
| Hanau to Ochtrup | 161.56 mi (260.01 km) |
| Hanau to Odenthal | 100.54 mi (161.80 km) |
| Hanau to Oelde | 122.14 mi (196.56 km) |
| Hanau to Oelsnitz | 144.83 mi (233.08 km) |
| Hanau to Oer-Erkenschwick | 127.08 mi (204.51 km) |
| Hanau to Oerlinghausen | 127.18 mi (204.67 km) |
