| Zografos to Octeville | 1,490.10 mi (2,398.09 km) |
| Zografos to Oignies | 1,334.71 mi (2,148.01 km) |
| Zografos to Oissel | 1,370.37 mi (2,205.39 km) |
| Zografos to Olivet | 1,293.53 mi (2,081.74 km) |
| Zografos to Ollioules | 1,003.75 mi (1,615.38 km) |
| Zografos to Olonne-sur-Mer | 1,425.53 mi (2,294.16 km) |
| Zografos to Oloron-Sainte-Marie | 1,323.63 mi (2,130.18 km) |
| Zografos to Onet Village | 1,182.29 mi (1,902.71 km) |
| Zografos to Onnaing | 1,309.29 mi (2,107.10 km) |
| Zografos to Orange | 1,072.46 mi (1,725.95 km) |
| Zografos to Orchies | 1,325.63 mi (2,133.39 km) |
| Zografos to Orleans | 1,294.26 mi (2,082.90 km) |
| Zografos to Orly | 1,299.15 mi (2,090.79 km) |
| Zografos to Ormesson-sur-Marne | 1,294.57 mi (2,083.42 km) |
| Zografos to Orsay | 1,306.09 mi (2,101.95 km) |
