| Roosevelt to Octeville | 3,423.09 mi (5,508.93 km) |
| Roosevelt to Oignies | 3,597.21 mi (5,789.14 km) |
| Roosevelt to Oissel | 3,545.34 mi (5,705.67 km) |
| Roosevelt to Olivet | 3,616.76 mi (5,820.62 km) |
| Roosevelt to Ollioules | 3,926.18 mi (6,318.57 km) |
| Roosevelt to Olonne-sur-Mer | 3,489.88 mi (5,616.43 km) |
| Roosevelt to Oloron-Sainte-Marie | 3,631.11 mi (5,843.70 km) |
| Roosevelt to Onet Village | 3,743.13 mi (6,023.99 km) |
| Roosevelt to Onnaing | 3,624.07 mi (5,832.37 km) |
| Roosevelt to Orange | 3,848.97 mi (6,194.32 km) |
| Roosevelt to Orchies | 3,607.37 mi (5,805.51 km) |
| Roosevelt to Orleans | 3,616.13 mi (5,819.59 km) |
| Roosevelt to Orly | 3,615.18 mi (5,818.08 km) |
| Roosevelt to Ormesson-sur-Marne | 3,620.27 mi (5,826.27 km) |
| Roosevelt to Orsay | 3,607.65 mi (5,805.94 km) |
