| Haren to Obernburg am Main | 218.62 mi (351.83 km) |
| Haren to Obernkirchen | 87.08 mi (140.15 km) |
| Haren to Oberschleissheim | 365.80 mi (588.71 km) |
| Haren to Oberstdorf | 394.15 mi (634.33 km) |
| Haren to Obertraubling | 339.78 mi (546.83 km) |
| Haren to Obertshausen | 199.12 mi (320.45 km) |
| Haren to Oberursel | 186.52 mi (300.18 km) |
| Haren to Ochsenfurt | 248.13 mi (399.33 km) |
| Haren to Ochsenhausen | 345.86 mi (556.62 km) |
| Haren to Ochtrup | 38.78 mi (62.42 km) |
| Haren to Odenthal | 119.84 mi (192.87 km) |
| Haren to Oelde | 75.59 mi (121.65 km) |
| Haren to Oelsnitz | 267.31 mi (430.20 km) |
| Haren to Oer-Erkenschwick | 77.71 mi (125.06 km) |
| Haren to Oerlinghausen | 82.44 mi (132.68 km) |
