| Melville to Orbetello | 4,176.80 mi (6,721.91 km) |
| Melville to Oria | 4,529.76 mi (7,289.94 km) |
| Melville to Oristano | 4,146.18 mi (6,672.64 km) |
| Melville to Orta Nova | 4,414.36 mi (7,104.22 km) |
| Melville to Orte | 4,227.78 mi (6,803.95 km) |
| Melville to Ortona | 4,319.79 mi (6,952.03 km) |
| Melville to Orvieto | 4,206.67 mi (6,769.97 km) |
| Melville to Orzinuovi | 4,022.29 mi (6,473.25 km) |
| Melville to Osimo | 4,239.71 mi (6,823.15 km) |
| Melville to Ospitaletto | 4,023.29 mi (6,474.86 km) |
| Melville to Ostuni | 4,518.64 mi (7,272.04 km) |
| Melville to Ottaviano | 4,377.84 mi (7,045.46 km) |
| Melville to Ovada | 3,991.02 mi (6,422.93 km) |
| Melville to Ozieri | 4,141.57 mi (6,665.22 km) |
| Melville to Paceco | 4,396.91 mi (7,076.14 km) |
