| Dollis Hill to Oberkirch | 423.93 mi (682.26 km) |
| Dollis Hill to Obernburg am Main | 426.88 mi (686.99 km) |
| Dollis Hill to Obernkirchen | 401.22 mi (645.70 km) |
| Dollis Hill to Oberschleissheim | 572.02 mi (920.57 km) |
| Dollis Hill to Oberstdorf | 551.55 mi (887.63 km) |
| Dollis Hill to Obertraubling | 575.55 mi (926.25 km) |
| Dollis Hill to Obertshausen | 408.83 mi (657.95 km) |
| Dollis Hill to Oberursel | 395.15 mi (635.93 km) |
| Dollis Hill to Ochsenfurt | 470.18 mi (756.69 km) |
| Dollis Hill to Ochsenhausen | 513.43 mi (826.28 km) |
| Dollis Hill to Ochtrup | 319.57 mi (514.30 km) |
| Dollis Hill to Odenthal | 319.54 mi (514.24 km) |
| Dollis Hill to Oelde | 359.32 mi (578.27 km) |
| Dollis Hill to Oelsnitz | 544.44 mi (876.19 km) |
| Dollis Hill to Oer-Erkenschwick | 321.11 mi (516.78 km) |
