| Rocky Point to Orbetello | 4,150.27 mi (6,679.21 km) |
| Rocky Point to Oria | 4,503.30 mi (7,247.37 km) |
| Rocky Point to Oristano | 4,119.44 mi (6,629.59 km) |
| Rocky Point to Orta Nova | 4,387.89 mi (7,061.63 km) |
| Rocky Point to Orte | 4,201.29 mi (6,761.32 km) |
| Rocky Point to Ortona | 4,293.36 mi (6,909.50 km) |
| Rocky Point to Orvieto | 4,180.18 mi (6,727.36 km) |
| Rocky Point to Orzinuovi | 3,995.97 mi (6,430.88 km) |
| Rocky Point to Osimo | 4,213.34 mi (6,780.71 km) |
| Rocky Point to Ospitaletto | 3,996.99 mi (6,432.53 km) |
| Rocky Point to Ostuni | 4,492.20 mi (7,229.49 km) |
| Rocky Point to Ottaviano | 4,351.30 mi (7,002.74 km) |
| Rocky Point to Ovada | 3,964.59 mi (6,380.39 km) |
| Rocky Point to Ozieri | 4,114.87 mi (6,622.24 km) |
| Rocky Point to Paceco | 4,370.16 mi (7,033.09 km) |
