| Babadag to Octeville | 1,451.06 mi (2,335.26 km) |
| Babadag to Oignies | 1,250.66 mi (2,012.74 km) |
| Babadag to Oissel | 1,327.69 mi (2,136.72 km) |
| Babadag to Olivet | 1,288.97 mi (2,074.40 km) |
| Babadag to Ollioules | 1,140.20 mi (1,834.97 km) |
| Babadag to Olonne-sur-Mer | 1,467.20 mi (2,361.23 km) |
| Babadag to Oloron-Sainte-Marie | 1,454.31 mi (2,340.48 km) |
| Babadag to Onet Village | 1,280.64 mi (2,061.00 km) |
| Babadag to Onnaing | 1,223.52 mi (1,969.07 km) |
| Babadag to Orange | 1,175.92 mi (1,892.46 km) |
| Babadag to Orchies | 1,239.80 mi (1,995.27 km) |
| Babadag to Orleans | 1,288.54 mi (2,073.71 km) |
| Babadag to Orly | 1,267.02 mi (2,039.07 km) |
| Babadag to Ormesson-sur-Marne | 1,260.51 mi (2,028.60 km) |
| Babadag to Orsay | 1,276.26 mi (2,053.95 km) |
