| Landen to Oignies | 93.64 mi (150.69 km) |
| Landen to Oissel | 202.12 mi (325.28 km) |
| Landen to Olivet | 245.76 mi (395.52 km) |
| Landen to Ollioules | 527.40 mi (848.76 km) |
| Landen to Olonne-sur-Mer | 427.30 mi (687.67 km) |
| Landen to Oloron-Sainte-Marie | 586.77 mi (944.31 km) |
| Landen to Onet Village | 456.36 mi (734.44 km) |
| Landen to Onnaing | 69.85 mi (112.42 km) |
| Landen to Orange | 457.32 mi (735.99 km) |
| Landen to Orchies | 82.83 mi (133.31 km) |
| Landen to Orleans | 243.35 mi (391.63 km) |
| Landen to Orly | 183.58 mi (295.44 km) |
| Landen to Ormesson-sur-Marne | 177.14 mi (285.07 km) |
| Landen to Orsay | 192.06 mi (309.09 km) |
| Landen to Orthez | 572.09 mi (920.69 km) |
