| Odorheiu Secuiesc to Nottingham | 1,260.57 mi (2,028.70 km) |
| Odorheiu Secuiesc to Nuneaton | 1,268.60 mi (2,041.61 km) |
| Odorheiu Secuiesc to Oadby | 1,253.21 mi (2,016.85 km) |
| Odorheiu Secuiesc to Oakengates | 1,311.17 mi (2,110.12 km) |
| Odorheiu Secuiesc to Oakham | 1,239.91 mi (1,995.44 km) |
| Odorheiu Secuiesc to Oldbury | 1,291.18 mi (2,077.96 km) |
| Odorheiu Secuiesc to Oldham | 1,307.59 mi (2,104.36 km) |
| Odorheiu Secuiesc to Ollerton | 1,258.56 mi (2,025.46 km) |
| Odorheiu Secuiesc to Olton | 1,281.76 mi (2,062.79 km) |
| Odorheiu Secuiesc to Omagh | 1,526.58 mi (2,456.80 km) |
| Odorheiu Secuiesc to Ormesby | 1,286.61 mi (2,070.60 km) |
| Odorheiu Secuiesc to Ormskirk | 1,338.91 mi (2,154.78 km) |
| Odorheiu Secuiesc to Orpington | 1,191.36 mi (1,917.30 km) |
| Odorheiu Secuiesc to Ossett | 1,287.96 mi (2,072.77 km) |
| Odorheiu Secuiesc to Oswaldtwistle | 1,321.39 mi (2,126.57 km) |
