| Aiken to Octeville | 4,082.17 mi (6,569.62 km) |
| Aiken to Oignies | 4,259.59 mi (6,855.15 km) |
| Aiken to Oissel | 4,205.05 mi (6,767.38 km) |
| Aiken to Olivet | 4,273.84 mi (6,878.08 km) |
| Aiken to Ollioules | 4,574.39 mi (7,361.77 km) |
| Aiken to Olonne-sur-Mer | 4,141.28 mi (6,664.74 km) |
| Aiken to Oloron-Sainte-Marie | 4,272.91 mi (6,876.59 km) |
| Aiken to Onet Village | 4,391.77 mi (7,067.87 km) |
| Aiken to Onnaing | 4,286.54 mi (6,898.53 km) |
| Aiken to Orange | 4,498.96 mi (7,240.38 km) |
| Aiken to Orchies | 4,269.86 mi (6,871.67 km) |
| Aiken to Orleans | 4,273.29 mi (6,877.20 km) |
| Aiken to Orly | 4,274.35 mi (6,878.90 km) |
| Aiken to Ormesson-sur-Marne | 4,279.59 mi (6,887.33 km) |
| Aiken to Orsay | 4,266.62 mi (6,866.46 km) |
