| Rifle to Orbetello | 5,607.29 mi (9,024.07 km) |
| Rifle to Oria | 5,926.57 mi (9,537.90 km) |
| Rifle to Oristano | 5,639.73 mi (9,076.27 km) |
| Rifle to Orta Nova | 5,818.33 mi (9,363.70 km) |
| Rifle to Orte | 5,646.82 mi (9,087.67 km) |
| Rifle to Ortona | 5,720.92 mi (9,206.94 km) |
| Rifle to Orvieto | 5,624.19 mi (9,051.27 km) |
| Rifle to Orzinuovi | 5,415.29 mi (8,715.07 km) |
| Rifle to Osimo | 5,631.54 mi (9,063.08 km) |
| Rifle to Ospitaletto | 5,412.32 mi (8,710.28 km) |
| Rifle to Ostuni | 5,912.41 mi (9,515.10 km) |
| Rifle to Ottaviano | 5,801.70 mi (9,336.93 km) |
| Rifle to Ovada | 5,408.69 mi (8,704.44 km) |
| Rifle to Ozieri | 5,621.25 mi (9,046.52 km) |
| Rifle to Paceco | 5,882.03 mi (9,466.21 km) |
