| Caudry to Oignies | 30.10 mi (48.44 km) |
| Caudry to Oissel | 116.89 mi (188.11 km) |
| Caudry to Olivet | 170.58 mi (274.52 km) |
| Caudry to Ollioules | 496.22 mi (798.59 km) |
| Caudry to Olonne-sur-Mer | 343.65 mi (553.05 km) |
| Caudry to Oloron-Sainte-Marie | 515.20 mi (829.13 km) |
| Caudry to Onet Village | 399.77 mi (643.38 km) |
| Caudry to Onnaing | 19.94 mi (32.09 km) |
| Caudry to Orange | 418.81 mi (674.00 km) |
| Caudry to Orchies | 25.27 mi (40.66 km) |
| Caudry to Orleans | 167.97 mi (270.33 km) |
| Caudry to Orly | 105.84 mi (170.33 km) |
| Caudry to Ormesson-sur-Marne | 100.50 mi (161.74 km) |
| Caudry to Orsay | 112.90 mi (181.70 km) |
| Caudry to Orthez | 499.20 mi (803.39 km) |
