| Trebaseleghe to Octeville | 695.08 mi (1,118.62 km) |
| Trebaseleghe to Oignies | 537.02 mi (864.25 km) |
| Trebaseleghe to Oissel | 573.25 mi (922.56 km) |
| Trebaseleghe to Olivet | 505.44 mi (813.43 km) |
| Trebaseleghe to Ollioules | 349.72 mi (562.82 km) |
| Trebaseleghe to Olonne-sur-Mer | 665.12 mi (1,070.41 km) |
| Trebaseleghe to Oloron-Sainte-Marie | 645.58 mi (1,038.97 km) |
| Trebaseleghe to Onet Village | 469.51 mi (755.61 km) |
| Trebaseleghe to Onnaing | 512.25 mi (824.38 km) |
| Trebaseleghe to Orange | 368.23 mi (592.61 km) |
| Trebaseleghe to Orchies | 528.32 mi (850.25 km) |
| Trebaseleghe to Orleans | 505.73 mi (813.90 km) |
| Trebaseleghe to Orly | 503.00 mi (809.49 km) |
| Trebaseleghe to Ormesson-sur-Marne | 497.98 mi (801.42 km) |
| Trebaseleghe to Orsay | 510.53 mi (821.61 km) |
