| Jefferson City to Octeville | 4,280.29 mi (6,888.46 km) |
| Jefferson City to Oignies | 4,432.38 mi (7,133.23 km) |
| Jefferson City to Oissel | 4,397.53 mi (7,077.14 km) |
| Jefferson City to Olivet | 4,480.56 mi (7,210.76 km) |
| Jefferson City to Ollioules | 4,816.95 mi (7,752.13 km) |
| Jefferson City to Olonne-sur-Mer | 4,376.30 mi (7,042.97 km) |
| Jefferson City to Oloron-Sainte-Marie | 4,541.16 mi (7,308.28 km) |
| Jefferson City to Onet Village | 4,634.75 mi (7,458.90 km) |
| Jefferson City to Onnaing | 4,458.19 mi (7,174.77 km) |
| Jefferson City to Orange | 4,735.39 mi (7,620.87 km) |
| Jefferson City to Orchies | 4,441.72 mi (7,148.25 km) |
| Jefferson City to Orleans | 4,479.54 mi (7,209.12 km) |
| Jefferson City to Orly | 4,469.22 mi (7,192.52 km) |
| Jefferson City to Ormesson-sur-Marne | 4,473.46 mi (7,199.35 km) |
| Jefferson City to Orsay | 4,462.75 mi (7,182.10 km) |
