| Hoek van Holland to Octeville | 299.82 mi (482.51 km) |
| Hoek van Holland to Oignies | 115.43 mi (185.76 km) |
| Hoek van Holland to Oissel | 225.67 mi (363.18 km) |
| Hoek van Holland to Olivet | 301.20 mi (484.74 km) |
| Hoek van Holland to Ollioules | 616.09 mi (991.49 km) |
| Hoek van Holland to Olonne-sur-Mer | 460.49 mi (741.08 km) |
| Hoek van Holland to Oloron-Sainte-Marie | 645.62 mi (1,039.03 km) |
| Hoek van Holland to Onet Village | 530.88 mi (854.37 km) |
| Hoek van Holland to Onnaing | 112.46 mi (180.98 km) |
| Hoek van Holland to Orange | 542.79 mi (873.54 km) |
| Hoek van Holland to Orchies | 110.89 mi (178.46 km) |
| Hoek van Holland to Orleans | 298.55 mi (480.47 km) |
| Hoek van Holland to Orly | 236.37 mi (380.41 km) |
| Hoek van Holland to Ormesson-sur-Marne | 231.61 mi (372.74 km) |
| Hoek van Holland to Orsay | 242.42 mi (390.14 km) |
