| Federal Way to Octeville | 4,862.77 mi (7,825.88 km) |
| Federal Way to Oignies | 4,940.01 mi (7,950.18 km) |
| Federal Way to Oissel | 4,952.99 mi (7,971.07 km) |
| Federal Way to Olivet | 5,057.22 mi (8,138.81 km) |
| Federal Way to Ollioules | 5,434.43 mi (8,745.87 km) |
| Federal Way to Olonne-sur-Mer | 5,027.48 mi (8,090.94 km) |
| Federal Way to Oloron-Sainte-Marie | 5,246.12 mi (8,442.82 km) |
| Federal Way to Onet Village | 5,273.55 mi (8,486.96 km) |
| Federal Way to Onnaing | 4,960.04 mi (7,982.41 km) |
| Federal Way to Orange | 5,348.27 mi (8,607.21 km) |
| Federal Way to Orchies | 4,946.12 mi (7,960.01 km) |
| Federal Way to Orleans | 5,055.29 mi (8,135.70 km) |
| Federal Way to Orly | 5,021.12 mi (8,080.71 km) |
| Federal Way to Ormesson-sur-Marne | 5,022.63 mi (8,083.15 km) |
| Federal Way to Orsay | 5,018.22 mi (8,076.04 km) |
