| Wassenaar to Octeville | 315.70 mi (508.07 km) |
| Wassenaar to Oignies | 131.05 mi (210.91 km) |
| Wassenaar to Oissel | 241.95 mi (389.39 km) |
| Wassenaar to Olivet | 316.21 mi (508.88 km) |
| Wassenaar to Ollioules | 626.17 mi (1,007.72 km) |
| Wassenaar to Olonne-sur-Mer | 476.77 mi (767.29 km) |
| Wassenaar to Oloron-Sainte-Marie | 660.78 mi (1,063.42 km) |
| Wassenaar to Onet Village | 544.18 mi (875.78 km) |
| Wassenaar to Onnaing | 126.59 mi (203.73 km) |
| Wassenaar to Orange | 553.87 mi (891.37 km) |
| Wassenaar to Orchies | 126.05 mi (202.86 km) |
| Wassenaar to Orleans | 313.56 mi (504.63 km) |
| Wassenaar to Orly | 251.34 mi (404.49 km) |
| Wassenaar to Ormesson-sur-Marne | 246.42 mi (396.57 km) |
| Wassenaar to Orsay | 257.59 mi (414.55 km) |
