| Hanahan to Orbetello | 4,787.21 mi (7,704.26 km) |
| Hanahan to Oria | 5,143.32 mi (8,277.38 km) |
| Hanahan to Oristano | 4,741.23 mi (7,630.28 km) |
| Hanahan to Orta Nova | 5,027.72 mi (8,091.34 km) |
| Hanahan to Orte | 4,840.09 mi (7,789.37 km) |
| Hanahan to Ortona | 4,934.79 mi (7,941.78 km) |
| Hanahan to Orvieto | 4,819.54 mi (7,756.30 km) |
| Hanahan to Orzinuovi | 4,642.16 mi (7,470.83 km) |
| Hanahan to Osimo | 4,857.42 mi (7,817.27 km) |
| Hanahan to Ospitaletto | 4,643.90 mi (7,473.63 km) |
| Hanahan to Ostuni | 5,132.94 mi (8,260.67 km) |
| Hanahan to Ottaviano | 4,987.37 mi (8,026.40 km) |
| Hanahan to Ovada | 4,606.36 mi (7,413.22 km) |
| Hanahan to Ozieri | 4,740.46 mi (7,629.04 km) |
| Hanahan to Paceco | 4,991.03 mi (8,032.29 km) |
