| Oliveira do Hospital to Nottingham | 925.59 mi (1,489.59 km) |
| Oliveira do Hospital to Nuneaton | 893.03 mi (1,437.20 km) |
| Oliveira do Hospital to Oadby | 904.24 mi (1,455.24 km) |
| Oliveira do Hospital to Oakengates | 889.68 mi (1,431.80 km) |
| Oliveira do Hospital to Oakham | 914.61 mi (1,471.92 km) |
| Oliveira do Hospital to Oldbury | 883.46 mi (1,421.79 km) |
| Oliveira do Hospital to Oldham | 949.70 mi (1,528.40 km) |
| Oliveira do Hospital to Ollerton | 943.40 mi (1,518.25 km) |
| Oliveira do Hospital to Olton | 882.28 mi (1,419.89 km) |
| Oliveira do Hospital to Omagh | 983.63 mi (1,583.00 km) |
| Oliveira do Hospital to Ormesby | 1,027.80 mi (1,654.08 km) |
| Oliveira do Hospital to Ormskirk | 941.65 mi (1,515.44 km) |
| Oliveira do Hospital to Orpington | 850.84 mi (1,369.29 km) |
| Oliveira do Hospital to Ossett | 965.87 mi (1,554.41 km) |
| Oliveira do Hospital to Oswaldtwistle | 959.21 mi (1,543.70 km) |
