| Bremerhaven to Obernburg am Main | 257.45 mi (414.32 km) |
| Bremerhaven to Obernkirchen | 91.44 mi (147.16 km) |
| Bremerhaven to Oberschleissheim | 388.50 mi (625.23 km) |
| Bremerhaven to Oberstdorf | 430.72 mi (693.18 km) |
| Bremerhaven to Obertraubling | 352.50 mi (567.29 km) |
| Bremerhaven to Obertshausen | 240.91 mi (387.71 km) |
| Bremerhaven to Oberursel | 231.23 mi (372.14 km) |
| Bremerhaven to Ochsenfurt | 276.87 mi (445.57 km) |
| Bremerhaven to Ochsenhausen | 383.12 mi (616.57 km) |
| Bremerhaven to Ochtrup | 109.55 mi (176.30 km) |
| Bremerhaven to Odenthal | 184.59 mi (297.07 km) |
| Bremerhaven to Oelde | 119.99 mi (193.11 km) |
| Bremerhaven to Oelsnitz | 264.73 mi (426.04 km) |
| Bremerhaven to Oer-Erkenschwick | 143.18 mi (230.43 km) |
| Bremerhaven to Oerlinghausen | 109.45 mi (176.14 km) |
