| Lake Forest Park to Octeville | 4,836.45 mi (7,783.51 km) |
| Lake Forest Park to Oignies | 4,912.84 mi (7,906.46 km) |
| Lake Forest Park to Oissel | 4,926.29 mi (7,928.11 km) |
| Lake Forest Park to Olivet | 5,030.66 mi (8,096.06 km) |
| Lake Forest Park to Ollioules | 5,407.97 mi (8,703.29 km) |
| Lake Forest Park to Olonne-sur-Mer | 5,001.77 mi (8,049.56 km) |
| Lake Forest Park to Oloron-Sainte-Marie | 5,220.85 mi (8,402.14 km) |
| Lake Forest Park to Onet Village | 5,247.47 mi (8,444.98 km) |
| Lake Forest Park to Onnaing | 4,932.80 mi (7,938.57 km) |
| Lake Forest Park to Orange | 5,321.84 mi (8,564.67 km) |
| Lake Forest Park to Orchies | 4,918.91 mi (7,916.23 km) |
| Lake Forest Park to Orleans | 5,028.71 mi (8,092.93 km) |
| Lake Forest Park to Orly | 4,994.33 mi (8,037.59 km) |
| Lake Forest Park to Ormesson-sur-Marne | 4,995.81 mi (8,039.98 km) |
| Lake Forest Park to Orsay | 4,991.46 mi (8,032.99 km) |
