| Sacramento to Octeville | 5,327.84 mi (8,574.33 km) |
| Sacramento to Oignies | 5,424.33 mi (8,729.61 km) |
| Sacramento to Oissel | 5,426.18 mi (8,732.59 km) |
| Sacramento to Olivet | 5,526.88 mi (8,894.66 km) |
| Sacramento to Ollioules | 5,899.62 mi (9,494.52 km) |
| Sacramento to Olonne-sur-Mer | 5,477.55 mi (8,815.27 km) |
| Sacramento to Oloron-Sainte-Marie | 5,685.02 mi (9,149.15 km) |
| Sacramento to Onet Village | 5,730.78 mi (9,222.79 km) |
| Sacramento to Onnaing | 5,446.01 mi (8,764.50 km) |
| Sacramento to Orange | 5,813.34 mi (9,355.67 km) |
| Sacramento to Orchies | 5,431.28 mi (8,740.80 km) |
| Sacramento to Orleans | 5,525.14 mi (8,891.86 km) |
| Sacramento to Orly | 5,496.26 mi (8,845.37 km) |
| Sacramento to Ormesson-sur-Marne | 5,498.45 mi (8,848.91 km) |
| Sacramento to Orsay | 5,492.45 mi (8,839.24 km) |
