| Newton Abbot to Orbetello | 897.02 mi (1,443.61 km) |
| Newton Abbot to Oria | 1,233.16 mi (1,984.58 km) |
| Newton Abbot to Oristano | 941.62 mi (1,515.39 km) |
| Newton Abbot to Orta Nova | 1,119.85 mi (1,802.22 km) |
| Newton Abbot to Orte | 939.99 mi (1,512.77 km) |
| Newton Abbot to Ortona | 1,022.80 mi (1,646.03 km) |
| Newton Abbot to Orvieto | 917.66 mi (1,476.83 km) |
| Newton Abbot to Orzinuovi | 718.29 mi (1,155.97 km) |
| Newton Abbot to Osimo | 937.76 mi (1,509.17 km) |
| Newton Abbot to Ospitaletto | 717.92 mi (1,155.38 km) |
| Newton Abbot to Ostuni | 1,220.60 mi (1,964.37 km) |
| Newton Abbot to Ottaviano | 1,094.79 mi (1,761.90 km) |
| Newton Abbot to Ovada | 699.91 mi (1,126.39 km) |
| Newton Abbot to Ozieri | 916.41 mi (1,474.82 km) |
| Newton Abbot to Paceco | 1,174.30 mi (1,889.85 km) |
