| Nottingham to Orbetello | 923.71 mi (1,486.56 km) |
| Nottingham to Oria | 1,230.58 mi (1,980.42 km) |
| Nottingham to Oristano | 1,011.74 mi (1,628.23 km) |
| Nottingham to Orta Nova | 1,122.80 mi (1,806.98 km) |
| Nottingham to Orte | 956.85 mi (1,539.91 km) |
| Nottingham to Ortona | 1,025.62 mi (1,650.57 km) |
| Nottingham to Orvieto | 934.18 mi (1,503.42 km) |
| Nottingham to Orzinuovi | 721.60 mi (1,161.30 km) |
| Nottingham to Osimo | 935.77 mi (1,505.97 km) |
| Nottingham to Ospitaletto | 717.77 mi (1,155.14 km) |
| Nottingham to Ostuni | 1,216.48 mi (1,957.73 km) |
| Nottingham to Ottaviano | 1,110.32 mi (1,786.89 km) |
| Nottingham to Ovada | 725.82 mi (1,168.09 km) |
| Nottingham to Ozieri | 978.22 mi (1,574.29 km) |
| Nottingham to Paceco | 1,224.39 mi (1,970.46 km) |
