| Ham Lake to Orbetello | 4,803.13 mi (7,729.90 km) |
| Ham Lake to Oria | 5,132.59 mi (8,260.11 km) |
| Ham Lake to Oristano | 4,822.91 mi (7,761.73 km) |
| Ham Lake to Orta Nova | 5,021.79 mi (8,081.78 km) |
| Ham Lake to Orte | 4,845.48 mi (7,798.05 km) |
| Ham Lake to Ortona | 4,924.25 mi (7,924.82 km) |
| Ham Lake to Orvieto | 4,823.02 mi (7,761.90 km) |
| Ham Lake to Orzinuovi | 4,617.91 mi (7,431.81 km) |
| Ham Lake to Osimo | 4,836.28 mi (7,783.24 km) |
| Ham Lake to Ospitaletto | 4,615.82 mi (7,428.44 km) |
| Ham Lake to Ostuni | 5,119.04 mi (8,238.30 km) |
| Ham Lake to Ottaviano | 5,000.47 mi (8,047.47 km) |
| Ham Lake to Ovada | 4,605.78 mi (7,412.29 km) |
| Ham Lake to Ozieri | 4,807.00 mi (7,736.12 km) |
| Ham Lake to Paceco | 5,068.27 mi (8,156.59 km) |
