| Chamusca to Nottingham | 1,002.02 mi (1,612.60 km) |
| Chamusca to Nuneaton | 969.46 mi (1,560.19 km) |
| Chamusca to Oadby | 980.81 mi (1,578.46 km) |
| Chamusca to Oakengates | 965.55 mi (1,553.91 km) |
| Chamusca to Oakham | 991.27 mi (1,595.30 km) |
| Chamusca to Oldbury | 959.64 mi (1,544.39 km) |
| Chamusca to Oldham | 1,025.49 mi (1,650.36 km) |
| Chamusca to Ollerton | 1,019.82 mi (1,641.24 km) |
| Chamusca to Olton | 958.58 mi (1,542.68 km) |
| Chamusca to Omagh | 1,054.44 mi (1,696.96 km) |
| Chamusca to Ormesby | 1,103.75 mi (1,776.31 km) |
| Chamusca to Ormskirk | 1,016.95 mi (1,636.62 km) |
| Chamusca to Orpington | 927.91 mi (1,493.32 km) |
| Chamusca to Ossett | 1,041.89 mi (1,676.76 km) |
| Chamusca to Oswaldtwistle | 1,034.77 mi (1,665.30 km) |
