| Phoenix to Octeville | 5,288.45 mi (8,510.94 km) |
| Phoenix to Oignies | 5,414.43 mi (8,713.68 km) |
| Phoenix to Oissel | 5,397.76 mi (8,686.85 km) |
| Phoenix to Olivet | 5,490.64 mi (8,836.33 km) |
| Phoenix to Ollioules | 5,848.54 mi (9,412.31 km) |
| Phoenix to Olonne-sur-Mer | 5,411.72 mi (8,709.32 km) |
| Phoenix to Oloron-Sainte-Marie | 5,598.08 mi (9,009.24 km) |
| Phoenix to Onet Village | 5,670.61 mi (9,125.97 km) |
| Phoenix to Onnaing | 5,438.47 mi (8,752.37 km) |
| Phoenix to Orange | 5,763.83 mi (9,275.98 km) |
| Phoenix to Orchies | 5,422.67 mi (8,726.94 km) |
| Phoenix to Orleans | 5,489.25 mi (8,834.09 km) |
| Phoenix to Orly | 5,469.56 mi (8,802.41 km) |
| Phoenix to Ormesson-sur-Marne | 5,472.84 mi (8,807.68 km) |
| Phoenix to Orsay | 5,464.34 mi (8,794.01 km) |
