| Wilhelmshaven to Opwijk | 242.55 mi (390.34 km) |
| Wilhelmshaven to Ostend | 270.38 mi (435.14 km) |
| Wilhelmshaven to Oud-Heverlee | 236.39 mi (380.43 km) |
| Wilhelmshaven to Oud-Turnhout | 201.61 mi (324.47 km) |
| Wilhelmshaven to Oudenaarde | 265.75 mi (427.69 km) |
| Wilhelmshaven to Oudenburg | 269.48 mi (433.69 km) |
| Wilhelmshaven to Oupeye | 221.07 mi (355.78 km) |
| Wilhelmshaven to Overijse | 242.65 mi (390.51 km) |
| Wilhelmshaven to Overpelt | 195.88 mi (315.24 km) |
| Wilhelmshaven to Paal | 211.98 mi (341.14 km) |
| Wilhelmshaven to Peer | 199.82 mi (321.58 km) |
| Wilhelmshaven to Pepinster | 226.55 mi (364.60 km) |
| Wilhelmshaven to Peruwelz | 283.22 mi (455.80 km) |
| Wilhelmshaven to Perwez | 244.48 mi (393.46 km) |
| Wilhelmshaven to Philippeville | 275.44 mi (443.27 km) |
