| Whitewater to Orbetello | 4,737.83 mi (7,624.80 km) |
| Whitewater to Oria | 5,076.59 mi (8,169.99 km) |
| Whitewater to Oristano | 4,741.57 mi (7,630.82 km) |
| Whitewater to Orta Nova | 4,963.71 mi (7,988.32 km) |
| Whitewater to Orte | 4,783.15 mi (7,697.73 km) |
| Whitewater to Ortona | 4,866.54 mi (7,831.93 km) |
| Whitewater to Orvieto | 4,760.98 mi (7,662.05 km) |
| Whitewater to Orzinuovi | 4,561.07 mi (7,340.32 km) |
| Whitewater to Osimo | 4,780.50 mi (7,693.47 km) |
| Whitewater to Ospitaletto | 4,559.91 mi (7,338.47 km) |
| Whitewater to Ostuni | 5,063.73 mi (8,149.28 km) |
| Whitewater to Ottaviano | 4,937.47 mi (7,946.10 km) |
| Whitewater to Ovada | 4,542.91 mi (7,311.11 km) |
| Whitewater to Ozieri | 4,729.23 mi (7,610.97 km) |
| Whitewater to Paceco | 4,989.98 mi (8,030.59 km) |
