| Broxbourne to Oberkirch | 421.76 mi (678.76 km) |
| Broxbourne to Obernburg am Main | 421.03 mi (677.58 km) |
| Broxbourne to Obernkirchen | 390.08 mi (627.77 km) |
| Broxbourne to Oberschleissheim | 567.79 mi (913.76 km) |
| Broxbourne to Oberstdorf | 549.55 mi (884.42 km) |
| Broxbourne to Obertraubling | 569.84 mi (917.06 km) |
| Broxbourne to Obertshausen | 402.63 mi (647.98 km) |
| Broxbourne to Oberursel | 388.76 mi (625.65 km) |
| Broxbourne to Ochsenfurt | 464.26 mi (747.15 km) |
| Broxbourne to Ochsenhausen | 510.58 mi (821.70 km) |
| Broxbourne to Ochtrup | 308.42 mi (496.35 km) |
| Broxbourne to Odenthal | 311.58 mi (501.44 km) |
| Broxbourne to Oelde | 349.09 mi (561.80 km) |
| Broxbourne to Oelsnitz | 536.31 mi (863.11 km) |
| Broxbourne to Oer-Erkenschwick | 311.41 mi (501.17 km) |
