| Leominster to Orbetello | 937.20 mi (1,508.28 km) |
| Leominster to Oria | 1,257.26 mi (2,023.36 km) |
| Leominster to Oristano | 1,007.25 mi (1,621.01 km) |
| Leominster to Orta Nova | 1,146.90 mi (1,845.75 km) |
| Leominster to Orte | 974.57 mi (1,568.42 km) |
| Leominster to Ortona | 1,049.36 mi (1,688.77 km) |
| Leominster to Orvieto | 951.91 mi (1,531.96 km) |
| Leominster to Orzinuovi | 743.15 mi (1,195.99 km) |
| Leominster to Osimo | 960.98 mi (1,546.54 km) |
| Leominster to Ospitaletto | 740.68 mi (1,192.02 km) |
| Leominster to Ostuni | 1,243.72 mi (2,001.58 km) |
| Leominster to Ottaviano | 1,129.29 mi (1,817.42 km) |
| Leominster to Ovada | 738.18 mi (1,187.99 km) |
| Leominster to Ozieri | 977.18 mi (1,572.63 km) |
| Leominster to Paceco | 1,229.37 mi (1,978.48 km) |
