| North Highlands to Norwich | 5,255.64 mi (8,458.13 km) |
| North Highlands to Nottingham | 5,169.12 mi (8,318.90 km) |
| North Highlands to Nuneaton | 5,181.05 mi (8,338.09 km) |
| North Highlands to Oadby | 5,188.81 mi (8,350.58 km) |
| North Highlands to Oakengates | 5,143.54 mi (8,277.73 km) |
| North Highlands to Oakham | 5,195.26 mi (8,360.97 km) |
| North Highlands to Oldbury | 5,165.74 mi (8,313.45 km) |
| North Highlands to Oldham | 5,111.98 mi (8,226.93 km) |
| North Highlands to Ollerton | 5,160.70 mi (8,305.34 km) |
| North Highlands to Olton | 5,175.27 mi (8,328.79 km) |
| North Highlands to Omagh | 4,909.35 mi (7,900.83 km) |
| North Highlands to Ormesby | 5,089.59 mi (8,190.90 km) |
| North Highlands to Ormskirk | 5,088.41 mi (8,189.00 km) |
| North Highlands to Orpington | 5,284.51 mi (8,504.59 km) |
| North Highlands to Ossett | 5,120.90 mi (8,241.29 km) |
