| Festus to Octeville | 4,226.10 mi (6,801.25 km) |
| Festus to Oignies | 4,381.72 mi (7,051.69 km) |
| Festus to Oissel | 4,344.28 mi (6,991.45 km) |
| Festus to Olivet | 4,425.66 mi (7,122.42 km) |
| Festus to Ollioules | 4,758.15 mi (7,657.50 km) |
| Festus to Olonne-sur-Mer | 4,317.68 mi (6,948.63 km) |
| Festus to Oloron-Sainte-Marie | 4,478.75 mi (7,207.85 km) |
| Festus to Onet Village | 4,575.59 mi (7,363.71 km) |
| Festus to Onnaing | 4,407.73 mi (7,093.55 km) |
| Festus to Orange | 4,677.22 mi (7,527.26 km) |
| Festus to Orchies | 4,391.19 mi (7,066.94 km) |
| Festus to Orleans | 4,424.70 mi (7,120.87 km) |
| Festus to Orly | 4,415.81 mi (7,106.55 km) |
| Festus to Ormesson-sur-Marne | 4,420.19 mi (7,113.60 km) |
| Festus to Orsay | 4,409.16 mi (7,095.86 km) |
