| Gondomar to Octeville | 673.74 mi (1,084.28 km) |
| Gondomar to Oignies | 848.18 mi (1,365.02 km) |
| Gondomar to Oissel | 733.35 mi (1,180.21 km) |
| Gondomar to Olivet | 691.36 mi (1,112.64 km) |
| Gondomar to Ollioules | 748.42 mi (1,204.46 km) |
| Gondomar to Olonne-sur-Mer | 501.61 mi (807.26 km) |
| Gondomar to Oloron-Sainte-Marie | 429.56 mi (691.31 km) |
| Gondomar to Onet Village | 606.00 mi (975.26 km) |
| Gondomar to Onnaing | 863.43 mi (1,389.55 km) |
| Gondomar to Orange | 707.94 mi (1,139.31 km) |
| Gondomar to Orchies | 856.30 mi (1,378.07 km) |
| Gondomar to Orleans | 693.32 mi (1,115.79 km) |
| Gondomar to Orly | 747.45 mi (1,202.90 km) |
| Gondomar to Ormesson-sur-Marne | 754.37 mi (1,214.04 km) |
| Gondomar to Orsay | 738.29 mi (1,188.16 km) |
