| Oristano to Nottingham | 1,011.74 mi (1,628.23 km) |
| Oristano to Nuneaton | 993.47 mi (1,598.83 km) |
| Oristano to Oadby | 989.18 mi (1,591.92 km) |
| Oristano to Oakengates | 1,026.29 mi (1,651.66 km) |
| Oristano to Oakham | 986.06 mi (1,586.91 km) |
| Oristano to Oldbury | 1,005.12 mi (1,617.59 km) |
| Oristano to Oldham | 1,067.47 mi (1,717.93 km) |
| Oristano to Ollerton | 1,023.69 mi (1,647.47 km) |
| Oristano to Olton | 996.32 mi (1,603.43 km) |
| Oristano to Omagh | 1,252.42 mi (2,015.58 km) |
| Oristano to Ormesby | 1,108.37 mi (1,783.75 km) |
| Oristano to Ormskirk | 1,086.11 mi (1,747.93 km) |
| Oristano to Orpington | 890.90 mi (1,433.77 km) |
| Oristano to Ossett | 1,063.96 mi (1,712.27 km) |
| Oristano to Oswaldtwistle | 1,085.12 mi (1,746.34 km) |
