| King of Prussia to Octeville | 3,523.18 mi (5,670.01 km) |
| King of Prussia to Oignies | 3,696.26 mi (5,948.56 km) |
| King of Prussia to Oissel | 3,645.25 mi (5,866.47 km) |
| King of Prussia to Olivet | 3,717.28 mi (5,982.38 km) |
| King of Prussia to Ollioules | 4,027.92 mi (6,482.32 km) |
| King of Prussia to Olonne-sur-Mer | 3,591.33 mi (5,779.68 km) |
| King of Prussia to Oloron-Sainte-Marie | 3,733.40 mi (6,008.33 km) |
| King of Prussia to Onet Village | 3,844.86 mi (6,187.70 km) |
| King of Prussia to Onnaing | 3,723.09 mi (5,991.73 km) |
| King of Prussia to Orange | 3,950.53 mi (6,357.77 km) |
| King of Prussia to Orchies | 3,706.39 mi (5,964.86 km) |
| King of Prussia to Orleans | 3,716.62 mi (5,981.33 km) |
| King of Prussia to Orly | 3,715.23 mi (5,979.08 km) |
| King of Prussia to Ormesson-sur-Marne | 3,720.28 mi (5,987.21 km) |
| King of Prussia to Orsay | 3,707.74 mi (5,967.03 km) |
