| Rio Tinto to Octeville | 672.66 mi (1,082.54 km) |
| Rio Tinto to Oignies | 847.47 mi (1,363.87 km) |
| Rio Tinto to Oissel | 732.61 mi (1,179.03 km) |
| Rio Tinto to Olivet | 690.95 mi (1,111.98 km) |
| Rio Tinto to Ollioules | 749.25 mi (1,205.80 km) |
| Rio Tinto to Olonne-sur-Mer | 501.02 mi (806.31 km) |
| Rio Tinto to Oloron-Sainte-Marie | 430.14 mi (692.24 km) |
| Rio Tinto to Onet Village | 606.43 mi (975.96 km) |
| Rio Tinto to Onnaing | 862.77 mi (1,388.49 km) |
| Rio Tinto to Orange | 708.53 mi (1,140.26 km) |
| Rio Tinto to Orchies | 855.60 mi (1,376.95 km) |
| Rio Tinto to Orleans | 692.91 mi (1,115.13 km) |
| Rio Tinto to Orly | 746.93 mi (1,202.07 km) |
| Rio Tinto to Ormesson-sur-Marne | 753.86 mi (1,213.22 km) |
| Rio Tinto to Orsay | 737.76 mi (1,187.31 km) |
