| Boskoop to Oberkirch | 287.26 mi (462.30 km) |
| Boskoop to Obernburg am Main | 248.69 mi (400.23 km) |
| Boskoop to Obernkirchen | 189.82 mi (305.48 km) |
| Boskoop to Oberschleissheim | 403.77 mi (649.81 km) |
| Boskoop to Oberstdorf | 408.05 mi (656.70 km) |
| Boskoop to Obertraubling | 393.35 mi (633.04 km) |
| Boskoop to Obertshausen | 228.17 mi (367.20 km) |
| Boskoop to Oberursel | 213.40 mi (343.44 km) |
| Boskoop to Ochsenfurt | 289.18 mi (465.38 km) |
| Boskoop to Ochsenhausen | 362.27 mi (583.01 km) |
| Boskoop to Ochtrup | 108.15 mi (174.05 km) |
| Boskoop to Odenthal | 127.78 mi (205.64 km) |
| Boskoop to Oelde | 149.90 mi (241.25 km) |
| Boskoop to Oelsnitz | 344.35 mi (554.17 km) |
| Boskoop to Oer-Erkenschwick | 114.80 mi (184.74 km) |
