| Orestiada to Octeville | 1,463.21 mi (2,354.81 km) |
| Orestiada to Oignies | 1,280.98 mi (2,061.54 km) |
| Orestiada to Oissel | 1,339.19 mi (2,155.22 km) |
| Orestiada to Olivet | 1,280.86 mi (2,061.34 km) |
| Orestiada to Ollioules | 1,060.14 mi (1,706.13 km) |
| Orestiada to Olonne-sur-Mer | 1,440.38 mi (2,318.06 km) |
| Orestiada to Oloron-Sainte-Marie | 1,384.75 mi (2,228.54 km) |
| Orestiada to Onet Village | 1,222.60 mi (1,967.58 km) |
| Orestiada to Onnaing | 1,254.06 mi (2,018.22 km) |
| Orestiada to Orange | 1,112.57 mi (1,790.51 km) |
| Orestiada to Orchies | 1,270.76 mi (2,045.08 km) |
| Orestiada to Orleans | 1,280.99 mi (2,061.55 km) |
| Orestiada to Orly | 1,271.94 mi (2,046.99 km) |
| Orestiada to Ormesson-sur-Marne | 1,266.23 mi (2,037.80 km) |
| Orestiada to Orsay | 1,280.27 mi (2,060.39 km) |
