| Unterwellenborn to Nottingham | 559.99 mi (901.21 km) |
| Unterwellenborn to Nuneaton | 568.10 mi (914.27 km) |
| Unterwellenborn to Oadby | 552.61 mi (889.33 km) |
| Unterwellenborn to Oakengates | 610.59 mi (982.64 km) |
| Unterwellenborn to Oakham | 539.25 mi (867.83 km) |
| Unterwellenborn to Oldbury | 590.78 mi (950.77 km) |
| Unterwellenborn to Oldham | 607.89 mi (978.30 km) |
| Unterwellenborn to Ollerton | 558.37 mi (898.60 km) |
| Unterwellenborn to Olton | 581.43 mi (935.73 km) |
| Unterwellenborn to Omagh | 828.30 mi (1,333.02 km) |
| Unterwellenborn to Ormesby | 592.85 mi (954.11 km) |
| Unterwellenborn to Ormskirk | 639.02 mi (1,028.40 km) |
| Unterwellenborn to Orpington | 495.02 mi (796.66 km) |
| Unterwellenborn to Ossett | 588.94 mi (947.82 km) |
| Unterwellenborn to Oswaldtwistle | 622.19 mi (1,001.32 km) |
