| Tega Cay to Octeville | 3,982.47 mi (6,409.17 km) |
| Tega Cay to Oignies | 4,158.16 mi (6,691.90 km) |
| Tega Cay to Oissel | 4,105.06 mi (6,606.45 km) |
| Tega Cay to Olivet | 4,175.09 mi (6,719.16 km) |
| Tega Cay to Ollioules | 4,479.23 mi (7,208.63 km) |
| Tega Cay to Olonne-sur-Mer | 4,044.84 mi (6,509.53 km) |
| Tega Cay to Oloron-Sainte-Marie | 4,179.89 mi (6,726.88 km) |
| Tega Cay to Onet Village | 4,296.42 mi (6,914.41 km) |
| Tega Cay to Onnaing | 4,185.05 mi (6,735.19 km) |
| Tega Cay to Orange | 4,403.13 mi (7,086.15 km) |
| Tega Cay to Orchies | 4,168.36 mi (6,708.33 km) |
| Tega Cay to Orleans | 4,174.50 mi (6,718.22 km) |
| Tega Cay to Orly | 4,174.63 mi (6,718.42 km) |
| Tega Cay to Ormesson-sur-Marne | 4,179.80 mi (6,726.73 km) |
| Tega Cay to Orsay | 4,166.99 mi (6,706.12 km) |
