| Dinnington to Orbetello | 946.14 mi (1,522.66 km) |
| Dinnington to Oria | 1,249.53 mi (2,010.92 km) |
| Dinnington to Oristano | 1,037.39 mi (1,669.51 km) |
| Dinnington to Orta Nova | 1,142.53 mi (1,838.72 km) |
| Dinnington to Orte | 978.31 mi (1,574.43 km) |
| Dinnington to Ortona | 1,045.52 mi (1,682.60 km) |
| Dinnington to Orvieto | 955.66 mi (1,537.98 km) |
| Dinnington to Orzinuovi | 742.46 mi (1,194.88 km) |
| Dinnington to Osimo | 955.38 mi (1,537.54 km) |
| Dinnington to Ospitaletto | 738.30 mi (1,188.18 km) |
| Dinnington to Ostuni | 1,235.29 mi (1,988.00 km) |
| Dinnington to Ottaviano | 1,131.34 mi (1,820.71 km) |
| Dinnington to Ovada | 748.74 mi (1,204.98 km) |
| Dinnington to Ozieri | 1,003.34 mi (1,614.73 km) |
| Dinnington to Paceco | 1,248.31 mi (2,008.96 km) |
