| Whitchurch to Orbetello | 969.59 mi (1,560.41 km) |
| Whitchurch to Oria | 1,283.17 mi (2,065.06 km) |
| Whitchurch to Oristano | 1,047.33 mi (1,685.52 km) |
| Whitchurch to Orta Nova | 1,174.14 mi (1,889.60 km) |
| Whitchurch to Orte | 1,004.96 mi (1,617.32 km) |
| Whitchurch to Ortona | 1,076.72 mi (1,732.82 km) |
| Whitchurch to Orvieto | 982.27 mi (1,580.82 km) |
| Whitchurch to Orzinuovi | 771.33 mi (1,241.34 km) |
| Whitchurch to Osimo | 987.49 mi (1,589.21 km) |
| Whitchurch to Ospitaletto | 768.15 mi (1,236.22 km) |
| Whitchurch to Ostuni | 1,269.32 mi (2,042.77 km) |
| Whitchurch to Ottaviano | 1,159.18 mi (1,865.51 km) |
| Whitchurch to Ovada | 770.85 mi (1,240.56 km) |
| Whitchurch to Ozieri | 1,015.91 mi (1,634.94 km) |
| Whitchurch to Paceco | 1,265.80 mi (2,037.11 km) |
