| Marsa to Nottingham | 1,402.89 mi (2,257.73 km) |
| Marsa to Nuneaton | 1,388.52 mi (2,234.61 km) |
| Marsa to Oadby | 1,381.97 mi (2,224.06 km) |
| Marsa to Oakengates | 1,424.66 mi (2,292.77 km) |
| Marsa to Oakham | 1,376.76 mi (2,215.68 km) |
| Marsa to Oldbury | 1,402.70 mi (2,257.43 km) |
| Marsa to Oldham | 1,459.83 mi (2,349.37 km) |
| Marsa to Ollerton | 1,412.82 mi (2,273.72 km) |
| Marsa to Olton | 1,393.36 mi (2,242.40 km) |
| Marsa to Omagh | 1,657.26 mi (2,667.09 km) |
| Marsa to Ormesby | 1,490.86 mi (2,399.31 km) |
| Marsa to Ormskirk | 1,481.60 mi (2,384.41 km) |
| Marsa to Orpington | 1,284.84 mi (2,067.74 km) |
| Marsa to Ossett | 1,453.12 mi (2,338.58 km) |
| Marsa to Oswaldtwistle | 1,477.61 mi (2,377.98 km) |
