| Fort Lewis to Octeville | 4,881.10 mi (7,855.38 km) |
| Fort Lewis to Oignies | 4,958.31 mi (7,979.63 km) |
| Fort Lewis to Oissel | 4,971.31 mi (8,000.56 km) |
| Fort Lewis to Olivet | 5,075.55 mi (8,168.31 km) |
| Fort Lewis to Ollioules | 5,452.76 mi (8,775.37 km) |
| Fort Lewis to Olonne-sur-Mer | 5,045.80 mi (8,120.43 km) |
| Fort Lewis to Oloron-Sainte-Marie | 5,264.43 mi (8,472.27 km) |
| Fort Lewis to Onet Village | 5,291.88 mi (8,516.45 km) |
| Fort Lewis to Onnaing | 4,978.33 mi (8,011.85 km) |
| Fort Lewis to Orange | 5,366.60 mi (8,636.71 km) |
| Fort Lewis to Orchies | 4,964.42 mi (7,989.45 km) |
| Fort Lewis to Orleans | 5,073.62 mi (8,165.20 km) |
| Fort Lewis to Orly | 5,039.44 mi (8,110.20 km) |
| Fort Lewis to Ormesson-sur-Marne | 5,040.95 mi (8,112.63 km) |
| Fort Lewis to Orsay | 5,036.54 mi (8,105.53 km) |
