| Leiderdorp to Octeville | 321.14 mi (516.83 km) |
| Leiderdorp to Oignies | 134.81 mi (216.96 km) |
| Leiderdorp to Oissel | 246.37 mi (396.50 km) |
| Leiderdorp to Olivet | 319.39 mi (514.01 km) |
| Leiderdorp to Ollioules | 626.69 mi (1,008.55 km) |
| Leiderdorp to Olonne-sur-Mer | 481.18 mi (774.38 km) |
| Leiderdorp to Oloron-Sainte-Marie | 664.03 mi (1,068.65 km) |
| Leiderdorp to Onet Village | 546.28 mi (879.16 km) |
| Leiderdorp to Onnaing | 129.38 mi (208.22 km) |
| Leiderdorp to Orange | 554.85 mi (892.95 km) |
| Leiderdorp to Orchies | 129.48 mi (208.37 km) |
| Leiderdorp to Orleans | 316.76 mi (509.77 km) |
| Leiderdorp to Orly | 254.52 mi (409.61 km) |
| Leiderdorp to Ormesson-sur-Marne | 249.50 mi (401.53 km) |
| Leiderdorp to Orsay | 260.91 mi (419.90 km) |
