| Cusano Milanino to Oria | 550.76 mi (886.37 km) |
| Cusano Milanino to Oristano | 391.13 mi (629.46 km) |
| Cusano Milanino to Orta Nova | 438.19 mi (705.19 km) |
| Cusano Milanino to Orte | 266.24 mi (428.46 km) |
| Cusano Milanino to Ortona | 340.78 mi (548.44 km) |
| Cusano Milanino to Orvieto | 243.57 mi (392.00 km) |
| Cusano Milanino to Orzinuovi | 37.79 mi (60.81 km) |
| Cusano Milanino to Osimo | 255.42 mi (411.06 km) |
| Cusano Milanino to Ospitaletto | 43.06 mi (69.30 km) |
| Cusano Milanino to Ostuni | 538.11 mi (866.01 km) |
| Cusano Milanino to Ottaviano | 419.99 mi (675.90 km) |
| Cusano Milanino to Ovada | 68.16 mi (109.69 km) |
| Cusano Milanino to Ozieri | 343.18 mi (552.29 km) |
| Cusano Milanino to Paceco | 550.71 mi (886.28 km) |
| Cusano Milanino to Pachino | 683.11 mi (1,099.36 km) |
