| Fredericia to Oignies | 450.03 mi (724.25 km) |
| Fredericia to Oissel | 562.97 mi (906.02 km) |
| Fredericia to Olivet | 628.54 mi (1,011.53 km) |
| Fredericia to Ollioules | 876.07 mi (1,409.90 km) |
| Fredericia to Olonne-sur-Mer | 797.74 mi (1,283.83 km) |
| Fredericia to Oloron-Sainte-Marie | 971.17 mi (1,562.95 km) |
| Fredericia to Onet Village | 835.67 mi (1,344.88 km) |
| Fredericia to Onnaing | 439.57 mi (707.43 km) |
| Fredericia to Orange | 819.20 mi (1,318.37 km) |
| Fredericia to Orchies | 443.33 mi (713.46 km) |
| Fredericia to Orleans | 626.02 mi (1,007.48 km) |
| Fredericia to Orly | 564.56 mi (908.56 km) |
| Fredericia to Ormesson-sur-Marne | 558.70 mi (899.14 km) |
| Fredericia to Orsay | 572.07 mi (920.66 km) |
| Fredericia to Orthez | 956.30 mi (1,539.01 km) |
