| Didcot to Miedzychod | 728.26 mi (1,172.02 km) |
| Didcot to Miedzyrzec Podlaski | 1,022.28 mi (1,645.20 km) |
| Didcot to Miedzyrzecz | 716.18 mi (1,152.58 km) |
| Didcot to Mielec | 987.31 mi (1,588.92 km) |
| Didcot to Mikolow | 880.68 mi (1,417.32 km) |
| Didcot to Milanowek | 932.48 mi (1,500.68 km) |
| Didcot to Milicz | 793.42 mi (1,276.89 km) |
| Didcot to Minsk Mazowiecki | 969.28 mi (1,559.90 km) |
| Didcot to Mlawa | 914.13 mi (1,471.15 km) |
| Didcot to Mogilno | 814.77 mi (1,311.24 km) |
| Didcot to Monki | 1,014.48 mi (1,632.64 km) |
| Didcot to Morag | 896.08 mi (1,442.09 km) |
| Didcot to Mosina | 769.87 mi (1,238.99 km) |
| Didcot to Mragowo | 951.66 mi (1,531.55 km) |
| Didcot to Murowana Goslina | 775.89 mi (1,248.68 km) |
