| North Mankato to Orbetello | 4,882.56 mi (7,857.72 km) |
| North Mankato to Oria | 5,213.06 mi (8,389.61 km) |
| North Mankato to Oristano | 4,900.44 mi (7,886.50 km) |
| North Mankato to Orta Nova | 5,102.02 mi (8,210.91 km) |
| North Mankato to Orte | 4,925.24 mi (7,926.40 km) |
| North Mankato to Ortona | 5,004.50 mi (8,053.96 km) |
| North Mankato to Orvieto | 4,902.80 mi (7,890.29 km) |
| North Mankato to Orzinuovi | 4,698.17 mi (7,560.97 km) |
| North Mankato to Osimo | 4,916.70 mi (7,912.66 km) |
| North Mankato to Ospitaletto | 4,696.17 mi (7,557.75 km) |
| North Mankato to Ostuni | 5,199.57 mi (8,367.90 km) |
| North Mankato to Ottaviano | 5,080.19 mi (8,175.78 km) |
| North Mankato to Ovada | 4,685.42 mi (7,540.45 km) |
| North Mankato to Ozieri | 4,884.98 mi (7,861.61 km) |
| North Mankato to Paceco | 5,146.25 mi (8,282.09 km) |
