| Greifswald to Opwijk | 442.17 mi (711.60 km) |
| Greifswald to Ostend | 480.36 mi (773.07 km) |
| Greifswald to Oud-Heverlee | 429.79 mi (691.67 km) |
| Greifswald to Oud-Turnhout | 399.94 mi (643.63 km) |
| Greifswald to Oudenaarde | 467.93 mi (753.07 km) |
| Greifswald to Oudenburg | 478.70 mi (770.39 km) |
| Greifswald to Oupeye | 400.73 mi (644.91 km) |
| Greifswald to Overijse | 436.54 mi (702.54 km) |
| Greifswald to Overpelt | 387.93 mi (624.31 km) |
| Greifswald to Paal | 403.57 mi (649.48 km) |
| Greifswald to Peer | 389.87 mi (627.43 km) |
| Greifswald to Pepinster | 401.06 mi (645.44 km) |
| Greifswald to Peruwelz | 481.24 mi (774.48 km) |
| Greifswald to Perwez | 432.99 mi (696.83 km) |
| Greifswald to Philippeville | 460.21 mi (740.64 km) |
