| Chickasha to Octeville | 4,678.78 mi (7,529.78 km) |
| Chickasha to Oignies | 4,828.47 mi (7,770.68 km) |
| Chickasha to Oissel | 4,795.43 mi (7,717.49 km) |
| Chickasha to Olivet | 4,879.40 mi (7,852.64 km) |
| Chickasha to Ollioules | 5,217.49 mi (8,396.74 km) |
| Chickasha to Olonne-sur-Mer | 4,776.83 mi (7,687.56 km) |
| Chickasha to Oloron-Sainte-Marie | 4,942.56 mi (7,954.28 km) |
| Chickasha to Onet Village | 5,035.43 mi (8,103.74 km) |
| Chickasha to Onnaing | 4,854.13 mi (7,811.96 km) |
| Chickasha to Orange | 5,135.72 mi (8,265.14 km) |
| Chickasha to Orchies | 4,837.70 mi (7,785.53 km) |
| Chickasha to Orleans | 4,878.36 mi (7,850.95 km) |
| Chickasha to Orly | 4,867.21 mi (7,833.01 km) |
| Chickasha to Ormesson-sur-Marne | 4,871.36 mi (7,839.70 km) |
| Chickasha to Orsay | 4,860.84 mi (7,822.77 km) |
