| Mounds View to Orbetello | 4,809.86 mi (7,740.72 km) |
| Mounds View to Oria | 5,139.60 mi (8,271.39 km) |
| Mounds View to Oristano | 4,829.17 mi (7,771.80 km) |
| Mounds View to Orta Nova | 5,028.73 mi (8,092.95 km) |
| Mounds View to Orte | 4,852.29 mi (7,809.01 km) |
| Mounds View to Ortona | 4,931.20 mi (7,935.99 km) |
| Mounds View to Orvieto | 4,829.84 mi (7,772.87 km) |
| Mounds View to Orzinuovi | 4,624.86 mi (7,442.99 km) |
| Mounds View to Osimo | 4,843.27 mi (7,794.49 km) |
| Mounds View to Ospitaletto | 4,622.79 mi (7,439.66 km) |
| Mounds View to Ostuni | 5,126.06 mi (8,249.60 km) |
| Mounds View to Ottaviano | 5,007.27 mi (8,058.42 km) |
| Mounds View to Ovada | 4,612.56 mi (7,423.20 km) |
| Mounds View to Ozieri | 4,813.36 mi (7,746.36 km) |
| Mounds View to Paceco | 5,074.63 mi (8,166.83 km) |
