| Osnabruck to Opwijk | 189.13 mi (304.38 km) |
| Osnabruck to Ostend | 231.23 mi (372.12 km) |
| Osnabruck to Oud-Heverlee | 176.49 mi (284.03 km) |
| Osnabruck to Oud-Turnhout | 147.06 mi (236.66 km) |
| Osnabruck to Oudenaarde | 215.20 mi (346.34 km) |
| Osnabruck to Oudenburg | 229.01 mi (368.56 km) |
| Osnabruck to Oupeye | 150.19 mi (241.71 km) |
| Osnabruck to Overijse | 183.24 mi (294.89 km) |
| Osnabruck to Overpelt | 134.59 mi (216.61 km) |
| Osnabruck to Paal | 150.30 mi (241.88 km) |
| Osnabruck to Peer | 136.65 mi (219.91 km) |
| Osnabruck to Pepinster | 152.71 mi (245.76 km) |
| Osnabruck to Peruwelz | 227.91 mi (366.78 km) |
| Osnabruck to Perwez | 180.36 mi (290.27 km) |
| Osnabruck to Philippeville | 208.85 mi (336.12 km) |
