| Alexandroupoli to Nottingham | 1,510.98 mi (2,431.68 km) |
| Alexandroupoli to Nuneaton | 1,512.18 mi (2,433.61 km) |
| Alexandroupoli to Oadby | 1,498.81 mi (2,412.10 km) |
| Alexandroupoli to Oakengates | 1,554.95 mi (2,502.45 km) |
| Alexandroupoli to Oakham | 1,487.39 mi (2,393.72 km) |
| Alexandroupoli to Oldbury | 1,533.25 mi (2,467.53 km) |
| Alexandroupoli to Oldham | 1,563.62 mi (2,516.40 km) |
| Alexandroupoli to Ollerton | 1,512.69 mi (2,434.45 km) |
| Alexandroupoli to Olton | 1,523.34 mi (2,451.58 km) |
| Alexandroupoli to Omagh | 1,785.32 mi (2,873.20 km) |
| Alexandroupoli to Ormesby | 1,557.85 mi (2,507.11 km) |
| Alexandroupoli to Ormskirk | 1,593.45 mi (2,564.41 km) |
| Alexandroupoli to Orpington | 1,421.46 mi (2,287.63 km) |
| Alexandroupoli to Ossett | 1,547.09 mi (2,489.81 km) |
| Alexandroupoli to Oswaldtwistle | 1,579.36 mi (2,541.73 km) |
