| Brent to Norwich | 4,518.48 mi (7,271.79 km) |
| Brent to Nottingham | 4,414.43 mi (7,104.34 km) |
| Brent to Nuneaton | 4,410.25 mi (7,097.61 km) |
| Brent to Oadby | 4,424.48 mi (7,120.52 km) |
| Brent to Oakengates | 4,367.33 mi (7,028.54 km) |
| Brent to Oakham | 4,436.77 mi (7,140.30 km) |
| Brent to Oldbury | 4,388.52 mi (7,062.64 km) |
| Brent to Oldham | 4,364.62 mi (7,024.18 km) |
| Brent to Ollerton | 4,414.69 mi (7,104.76 km) |
| Brent to Olton | 4,398.32 mi (7,078.41 km) |
| Brent to Omagh | 4,143.82 mi (6,668.84 km) |
| Brent to Ormesby | 4,382.13 mi (7,052.36 km) |
| Brent to Ormskirk | 4,333.76 mi (6,974.51 km) |
| Brent to Orpington | 4,497.78 mi (7,238.48 km) |
| Brent to Ossett | 4,383.21 mi (7,054.10 km) |
