| Marysville to Orbetello | 5,568.00 mi (8,960.83 km) |
| Marysville to Oria | 5,840.60 mi (9,399.53 km) |
| Marysville to Oristano | 5,650.99 mi (9,094.39 km) |
| Marysville to Orta Nova | 5,744.73 mi (9,245.25 km) |
| Marysville to Orte | 5,595.89 mi (9,005.72 km) |
| Marysville to Ortona | 5,651.22 mi (9,094.76 km) |
| Marysville to Orvieto | 5,573.50 mi (8,969.69 km) |
| Marysville to Orzinuovi | 5,359.02 mi (8,624.51 km) |
| Marysville to Osimo | 5,560.31 mi (8,948.46 km) |
| Marysville to Ospitaletto | 5,353.21 mi (8,615.17 km) |
| Marysville to Ostuni | 5,824.93 mi (9,374.32 km) |
| Marysville to Ottaviano | 5,744.93 mi (9,245.58 km) |
| Marysville to Ovada | 5,371.94 mi (8,645.30 km) |
| Marysville to Ozieri | 5,621.71 mi (9,047.26 km) |
| Marysville to Paceco | 5,871.54 mi (9,449.33 km) |
