| Diamond Springs to Octeville | 5,301.17 mi (8,531.42 km) |
| Diamond Springs to Oignies | 5,398.81 mi (8,688.55 km) |
| Diamond Springs to Oissel | 5,399.96 mi (8,690.40 km) |
| Diamond Springs to Olivet | 5,500.42 mi (8,852.08 km) |
| Diamond Springs to Ollioules | 5,872.78 mi (9,451.33 km) |
| Diamond Springs to Olonne-sur-Mer | 5,450.01 mi (8,770.94 km) |
| Diamond Springs to Oloron-Sainte-Marie | 5,656.84 mi (9,103.80 km) |
| Diamond Springs to Onet Village | 5,703.54 mi (9,178.97 km) |
| Diamond Springs to Onnaing | 5,420.59 mi (8,723.60 km) |
| Diamond Springs to Orange | 5,786.53 mi (9,312.52 km) |
| Diamond Springs to Orchies | 5,405.82 mi (8,699.82 km) |
| Diamond Springs to Orleans | 5,498.70 mi (8,849.30 km) |
| Diamond Springs to Orly | 5,470.14 mi (8,803.34 km) |
| Diamond Springs to Ormesson-sur-Marne | 5,472.38 mi (8,806.94 km) |
| Diamond Springs to Orsay | 5,466.27 mi (8,797.12 km) |
