| Westland to Orbetello | 4,543.28 mi (7,311.71 km) |
| Westland to Oria | 4,887.76 mi (7,866.08 km) |
| Westland to Oristano | 4,535.60 mi (7,299.34 km) |
| Westland to Orta Nova | 4,773.71 mi (7,682.54 km) |
| Westland to Orte | 4,590.62 mi (7,387.89 km) |
| Westland to Ortona | 4,677.13 mi (7,527.12 km) |
| Westland to Orvieto | 4,568.74 mi (7,352.67 km) |
| Westland to Orzinuovi | 4,373.39 mi (7,038.29 km) |
| Westland to Osimo | 4,592.83 mi (7,391.45 km) |
| Westland to Ospitaletto | 4,372.95 mi (7,037.58 km) |
| Westland to Ostuni | 4,875.44 mi (7,846.26 km) |
| Westland to Ottaviano | 4,743.95 mi (7,634.66 km) |
| Westland to Ovada | 4,350.83 mi (7,001.98 km) |
| Westland to Ozieri | 4,525.80 mi (7,283.57 km) |
| Westland to Paceco | 4,785.39 mi (7,701.34 km) |
