| Missouri City to Octeville | 4,855.05 mi (7,813.45 km) |
| Missouri City to Oignies | 5,018.76 mi (8,076.92 km) |
| Missouri City to Oissel | 4,975.32 mi (8,007.00 km) |
| Missouri City to Olivet | 5,052.24 mi (8,130.80 km) |
| Missouri City to Ollioules | 5,372.36 mi (8,645.98 km) |
| Missouri City to Olonne-sur-Mer | 4,933.83 mi (7,940.23 km) |
| Missouri City to Oloron-Sainte-Marie | 5,081.67 mi (8,178.17 km) |
| Missouri City to Onet Village | 5,189.25 mi (8,351.29 km) |
| Missouri City to Onnaing | 5,045.16 mi (8,119.40 km) |
| Missouri City to Orange | 5,293.65 mi (8,519.30 km) |
| Missouri City to Orchies | 5,028.52 mi (8,092.63 km) |
| Missouri City to Orleans | 5,051.44 mi (8,129.51 km) |
| Missouri City to Orly | 5,046.25 mi (8,121.15 km) |
| Missouri City to Ormesson-sur-Marne | 5,050.96 mi (8,128.73 km) |
| Missouri City to Orsay | 5,039.19 mi (8,109.79 km) |
