| Apex to Norwich | 3,921.63 mi (6,311.25 km) |
| Apex to Nottingham | 3,817.34 mi (6,143.41 km) |
| Apex to Nuneaton | 3,812.26 mi (6,135.24 km) |
| Apex to Oadby | 3,826.75 mi (6,158.56 km) |
| Apex to Oakengates | 3,769.35 mi (6,066.18 km) |
| Apex to Oakham | 3,839.29 mi (6,178.74 km) |
| Apex to Oldbury | 3,790.33 mi (6,099.94 km) |
| Apex to Oldham | 3,768.38 mi (6,064.63 km) |
| Apex to Ollerton | 3,818.12 mi (6,144.67 km) |
| Apex to Olton | 3,800.07 mi (6,115.62 km) |
| Apex to Omagh | 3,548.36 mi (5,710.53 km) |
| Apex to Ormesby | 3,788.39 mi (6,096.82 km) |
| Apex to Ormskirk | 3,737.32 mi (6,014.64 km) |
| Apex to Orpington | 3,898.34 mi (6,273.77 km) |
| Apex to Ossett | 3,787.43 mi (6,095.28 km) |
