| Wernigerode to Oberkirch | 257.51 mi (414.41 km) |
| Wernigerode to Obernburg am Main | 155.38 mi (250.06 km) |
| Wernigerode to Obernkirchen | 76.86 mi (123.70 km) |
| Wernigerode to Oberschleissheim | 250.11 mi (402.51 km) |
| Wernigerode to Oberstdorf | 306.59 mi (493.42 km) |
| Wernigerode to Obertraubling | 207.36 mi (333.71 km) |
| Wernigerode to Obertshausen | 148.81 mi (239.48 km) |
| Wernigerode to Oberursel | 148.05 mi (238.27 km) |
| Wernigerode to Ochsenfurt | 154.20 mi (248.16 km) |
| Wernigerode to Ochsenhausen | 262.63 mi (422.66 km) |
| Wernigerode to Ochtrup | 154.97 mi (249.40 km) |
| Wernigerode to Odenthal | 167.42 mi (269.44 km) |
| Wernigerode to Oelde | 112.51 mi (181.07 km) |
| Wernigerode to Oelsnitz | 114.85 mi (184.83 km) |
| Wernigerode to Oer-Erkenschwick | 151.80 mi (244.29 km) |
