| Brielle to Oberkirch | 289.90 mi (466.55 km) |
| Brielle to Obernburg am Main | 259.35 mi (417.39 km) |
| Brielle to Obernkirchen | 211.69 mi (340.69 km) |
| Brielle to Oberschleissheim | 413.51 mi (665.49 km) |
| Brielle to Oberstdorf | 413.25 mi (665.05 km) |
| Brielle to Obertraubling | 405.97 mi (653.34 km) |
| Brielle to Obertshausen | 239.20 mi (384.95 km) |
| Brielle to Oberursel | 224.52 mi (361.33 km) |
| Brielle to Ochsenfurt | 300.90 mi (484.25 km) |
| Brielle to Ochsenhausen | 368.45 mi (592.96 km) |
| Brielle to Ochtrup | 130.18 mi (209.50 km) |
| Brielle to Odenthal | 140.38 mi (225.91 km) |
| Brielle to Oelde | 169.99 mi (273.57 km) |
| Brielle to Oelsnitz | 361.28 mi (581.43 km) |
| Brielle to Oer-Erkenschwick | 133.05 mi (214.12 km) |
