| Oria to Octeville | 1,127.35 mi (1,814.30 km) |
| Oria to Oignies | 985.27 mi (1,585.64 km) |
| Oria to Oissel | 1,010.30 mi (1,625.93 km) |
| Oria to Olivet | 928.16 mi (1,493.73 km) |
| Oria to Ollioules | 633.08 mi (1,018.84 km) |
| Oria to Olonne-sur-Mer | 1,054.41 mi (1,696.91 km) |
| Oria to Oloron-Sainte-Marie | 955.05 mi (1,537.01 km) |
| Oria to Onet Village | 810.70 mi (1,304.70 km) |
| Oria to Onnaing | 961.12 mi (1,546.78 km) |
| Oria to Orange | 700.77 mi (1,127.78 km) |
| Oria to Orchies | 976.95 mi (1,572.25 km) |
| Oria to Orleans | 929.05 mi (1,495.16 km) |
| Oria to Orly | 938.48 mi (1,510.33 km) |
| Oria to Ormesson-sur-Marne | 934.38 mi (1,503.74 km) |
| Oria to Orsay | 944.82 mi (1,520.54 km) |
