| Poperinge to Oignies | 29.11 mi (46.84 km) |
| Poperinge to Oissel | 127.16 mi (204.64 km) |
| Poperinge to Olivet | 209.95 mi (337.88 km) |
| Poperinge to Ollioules | 552.86 mi (889.74 km) |
| Poperinge to Olonne-sur-Mer | 361.96 mi (582.51 km) |
| Poperinge to Oloron-Sainte-Marie | 551.92 mi (888.23 km) |
| Poperinge to Onet Village | 448.40 mi (721.62 km) |
| Poperinge to Onnaing | 50.03 mi (80.52 km) |
| Poperinge to Orange | 474.09 mi (762.98 km) |
| Poperinge to Orchies | 34.72 mi (55.87 km) |
| Poperinge to Orleans | 207.25 mi (333.54 km) |
| Poperinge to Orly | 146.59 mi (235.92 km) |
| Poperinge to Ormesson-sur-Marne | 143.19 mi (230.44 km) |
| Poperinge to Orsay | 150.93 mi (242.89 km) |
| Poperinge to Orthez | 534.66 mi (860.45 km) |
