| Nantwich to Orbetello | 969.41 mi (1,560.12 km) |
| Nantwich to Oria | 1,281.49 mi (2,062.36 km) |
| Nantwich to Oristano | 1,049.12 mi (1,688.39 km) |
| Nantwich to Orta Nova | 1,172.76 mi (1,887.38 km) |
| Nantwich to Orte | 1,004.31 mi (1,616.27 km) |
| Nantwich to Ortona | 1,075.39 mi (1,730.67 km) |
| Nantwich to Orvieto | 981.62 mi (1,579.77 km) |
| Nantwich to Orzinuovi | 770.27 mi (1,239.62 km) |
| Nantwich to Osimo | 985.99 mi (1,586.80 km) |
| Nantwich to Ospitaletto | 766.93 mi (1,234.26 km) |
| Nantwich to Ostuni | 1,267.57 mi (2,039.96 km) |
| Nantwich to Ottaviano | 1,158.38 mi (1,864.23 km) |
| Nantwich to Ovada | 770.80 mi (1,240.48 km) |
| Nantwich to Ozieri | 1,017.32 mi (1,637.21 km) |
| Nantwich to Paceco | 1,266.56 mi (2,038.33 km) |
