| Winkfield to Orbetello | 836.01 mi (1,345.42 km) |
| Winkfield to Oria | 1,154.64 mi (1,858.21 km) |
| Winkfield to Oristano | 912.60 mi (1,468.68 km) |
| Winkfield to Orta Nova | 1,044.34 mi (1,680.71 km) |
| Winkfield to Orte | 872.62 mi (1,404.34 km) |
| Winkfield to Ortona | 946.81 mi (1,523.74 km) |
| Winkfield to Orvieto | 849.95 mi (1,367.86 km) |
| Winkfield to Orzinuovi | 640.67 mi (1,031.05 km) |
| Winkfield to Osimo | 858.37 mi (1,381.41 km) |
| Winkfield to Ospitaletto | 638.12 mi (1,026.95 km) |
| Winkfield to Ostuni | 1,141.10 mi (1,836.42 km) |
| Winkfield to Ottaviano | 1,027.22 mi (1,653.14 km) |
| Winkfield to Ovada | 637.06 mi (1,025.25 km) |
| Winkfield to Ozieri | 880.86 mi (1,417.61 km) |
| Winkfield to Paceco | 1,130.81 mi (1,819.86 km) |
