| Highland to Octeville | 5,436.74 mi (8,749.60 km) |
| Highland to Oignies | 5,551.03 mi (8,933.52 km) |
| Highland to Oissel | 5,541.93 mi (8,918.88 km) |
| Highland to Olivet | 5,638.29 mi (9,073.96 km) |
| Highland to Ollioules | 6,003.27 mi (9,661.33 km) |
| Highland to Olonne-sur-Mer | 5,571.00 mi (8,965.66 km) |
| Highland to Oloron-Sainte-Marie | 5,766.21 mi (9,279.82 km) |
| Highland to Onet Village | 5,828.44 mi (9,379.96 km) |
| Highland to Onnaing | 5,574.16 mi (8,970.75 km) |
| Highland to Orange | 5,917.68 mi (9,523.58 km) |
| Highland to Orchies | 5,558.76 mi (8,945.96 km) |
| Highland to Orleans | 5,636.76 mi (9,071.49 km) |
| Highland to Orly | 5,613.26 mi (9,033.67 km) |
| Highland to Ormesson-sur-Marne | 5,616.10 mi (9,038.24 km) |
| Highland to Orsay | 5,608.60 mi (9,026.17 km) |
