| Bluffton to Octeville | 4,109.01 mi (6,612.81 km) |
| Bluffton to Oignies | 4,289.75 mi (6,903.68 km) |
| Bluffton to Oissel | 4,232.38 mi (6,811.36 km) |
| Bluffton to Olivet | 4,298.75 mi (6,918.18 km) |
| Bluffton to Ollioules | 4,592.77 mi (7,391.34 km) |
| Bluffton to Olonne-sur-Mer | 4,162.13 mi (6,698.30 km) |
| Bluffton to Oloron-Sainte-Marie | 4,287.97 mi (6,900.82 km) |
| Bluffton to Onet Village | 4,410.60 mi (7,098.17 km) |
| Bluffton to Onnaing | 4,316.79 mi (6,947.20 km) |
| Bluffton to Orange | 4,518.53 mi (7,271.87 km) |
| Bluffton to Orchies | 4,300.12 mi (6,920.37 km) |
| Bluffton to Orleans | 4,298.28 mi (6,917.42 km) |
| Bluffton to Orly | 4,301.09 mi (6,921.94 km) |
| Bluffton to Ormesson-sur-Marne | 4,306.47 mi (6,930.60 km) |
| Bluffton to Orsay | 4,293.19 mi (6,909.23 km) |
