| Olaine to Octeville | 1,159.14 mi (1,865.45 km) |
| Olaine to Oignies | 957.26 mi (1,540.57 km) |
| Olaine to Oissel | 1,071.58 mi (1,724.53 km) |
| Olaine to Olivet | 1,108.28 mi (1,783.60 km) |
| Olaine to Ollioules | 1,231.15 mi (1,981.35 km) |
| Olaine to Olonne-sur-Mer | 1,297.66 mi (2,088.39 km) |
| Olaine to Oloron-Sainte-Marie | 1,424.77 mi (2,292.94 km) |
| Olaine to Onet Village | 1,260.23 mi (2,028.15 km) |
| Olaine to Onnaing | 938.87 mi (1,510.97 km) |
| Olaine to Orange | 1,204.75 mi (1,938.86 km) |
| Olaine to Orchies | 948.04 mi (1,525.73 km) |
| Olaine to Orleans | 1,106.21 mi (1,780.27 km) |
| Olaine to Orly | 1,051.33 mi (1,691.96 km) |
| Olaine to Ormesson-sur-Marne | 1,044.39 mi (1,680.79 km) |
| Olaine to Orsay | 1,060.54 mi (1,706.77 km) |
