| Wallenhorst to Octeville | 459.86 mi (740.07 km) |
| Wallenhorst to Oignies | 252.41 mi (406.21 km) |
| Wallenhorst to Oissel | 366.46 mi (589.76 km) |
| Wallenhorst to Olivet | 411.45 mi (662.16 km) |
| Wallenhorst to Ollioules | 644.25 mi (1,036.81 km) |
| Wallenhorst to Olonne-sur-Mer | 594.69 mi (957.07 km) |
| Wallenhorst to Oloron-Sainte-Marie | 747.52 mi (1,203.02 km) |
| Wallenhorst to Onet Village | 604.83 mi (973.38 km) |
| Wallenhorst to Onnaing | 233.83 mi (376.31 km) |
| Wallenhorst to Orange | 586.09 mi (943.23 km) |
| Wallenhorst to Orchies | 243.00 mi (391.08 km) |
| Wallenhorst to Orleans | 409.13 mi (658.43 km) |
| Wallenhorst to Orly | 350.58 mi (564.21 km) |
| Wallenhorst to Ormesson-sur-Marne | 343.98 mi (553.58 km) |
| Wallenhorst to Orsay | 359.27 mi (578.19 km) |
