| McAlester to Octeville | 4,598.31 mi (7,400.27 km) |
| McAlester to Oignies | 4,751.90 mi (7,647.44 km) |
| McAlester to Oissel | 4,716.02 mi (7,589.69 km) |
| McAlester to Olivet | 4,798.23 mi (7,722.00 km) |
| McAlester to Ollioules | 5,132.14 mi (8,259.38 km) |
| McAlester to Olonne-sur-Mer | 4,691.60 mi (7,550.40 km) |
| McAlester to Oloron-Sainte-Marie | 4,853.28 mi (7,810.59 km) |
| McAlester to Onet Village | 4,949.66 mi (7,965.71 km) |
| McAlester to Onnaing | 4,777.78 mi (7,689.09 km) |
| McAlester to Orange | 5,051.03 mi (8,128.85 km) |
| McAlester to Orchies | 4,761.28 mi (7,662.54 km) |
| McAlester to Orleans | 4,797.24 mi (7,720.41 km) |
| McAlester to Orly | 4,787.63 mi (7,704.95 km) |
| McAlester to Ormesson-sur-Marne | 4,791.94 mi (7,711.88 km) |
| McAlester to Orsay | 4,781.08 mi (7,694.41 km) |
