| Niles to Norwich | 3,964.33 mi (6,379.97 km) |
| Niles to Nottingham | 3,863.34 mi (6,217.44 km) |
| Niles to Nuneaton | 3,864.69 mi (6,219.61 km) |
| Niles to Oadby | 3,877.05 mi (6,239.52 km) |
| Niles to Oakengates | 3,822.43 mi (6,151.60 km) |
| Niles to Oakham | 3,887.66 mi (6,256.58 km) |
| Niles to Oldbury | 3,844.59 mi (6,187.28 km) |
| Niles to Oldham | 3,809.52 mi (6,130.83 km) |
| Niles to Ollerton | 3,860.59 mi (6,213.02 km) |
| Niles to Olton | 3,854.58 mi (6,203.35 km) |
| Niles to Omagh | 3,588.42 mi (5,775.00 km) |
| Niles to Ormesby | 3,813.94 mi (6,137.94 km) |
| Niles to Ormskirk | 3,780.28 mi (6,083.78 km) |
| Niles to Orpington | 3,960.39 mi (6,373.63 km) |
| Niles to Ossett | 3,825.32 mi (6,156.26 km) |
