| Festus to Orbetello | 5,009.36 mi (8,061.79 km) |
| Festus to Oria | 5,353.43 mi (8,615.51 km) |
| Festus to Oristano | 5,001.38 mi (8,048.94 km) |
| Festus to Orta Nova | 5,239.49 mi (8,432.14 km) |
| Festus to Orte | 5,056.58 mi (8,137.79 km) |
| Festus to Ortona | 5,142.84 mi (8,276.60 km) |
| Festus to Orvieto | 5,034.68 mi (8,102.53 km) |
| Festus to Orzinuovi | 4,838.85 mi (7,787.38 km) |
| Festus to Osimo | 5,058.33 mi (8,140.59 km) |
| Festus to Ospitaletto | 4,838.32 mi (7,786.52 km) |
| Festus to Ostuni | 5,341.05 mi (8,595.59 km) |
| Festus to Ottaviano | 5,209.99 mi (8,384.67 km) |
| Festus to Ovada | 4,816.74 mi (7,751.79 km) |
| Festus to Ozieri | 4,991.80 mi (8,033.52 km) |
| Festus to Paceco | 5,251.27 mi (8,451.10 km) |
