| Longuenesse to Oignies | 37.94 mi (61.05 km) |
| Longuenesse to Oissel | 108.89 mi (175.24 km) |
| Longuenesse to Olivet | 198.99 mi (320.25 km) |
| Longuenesse to Ollioules | 551.61 mi (887.73 km) |
| Longuenesse to Olonne-sur-Mer | 342.98 mi (551.97 km) |
| Longuenesse to Oloron-Sainte-Marie | 537.93 mi (865.71 km) |
| Longuenesse to Onet Village | 440.44 mi (708.81 km) |
| Longuenesse to Onnaing | 64.38 mi (103.61 km) |
| Longuenesse to Orange | 471.34 mi (758.55 km) |
| Longuenesse to Orchies | 47.70 mi (76.76 km) |
| Longuenesse to Orleans | 196.30 mi (315.92 km) |
| Longuenesse to Orly | 137.79 mi (221.75 km) |
| Longuenesse to Ormesson-sur-Marne | 135.39 mi (217.88 km) |
| Longuenesse to Orsay | 140.80 mi (226.59 km) |
| Longuenesse to Orthez | 520.23 mi (837.23 km) |
