| Middle River to Mirfield | 3,513.19 mi (5,653.94 km) |
| Middle River to Mitcham | 3,621.46 mi (5,828.18 km) |
| Middle River to Mold | 3,465.43 mi (5,577.07 km) |
| Middle River to Molesey | 3,612.82 mi (5,814.28 km) |
| Middle River to Monkseaton | 3,497.17 mi (5,628.15 km) |
| Middle River to Monmouth | 3,507.87 mi (5,645.37 km) |
| Middle River to Montrose | 3,431.65 mi (5,522.71 km) |
| Middle River to Morden | 3,619.68 mi (5,825.32 km) |
| Middle River to Morecambe | 3,459.64 mi (5,567.75 km) |
| Middle River to Moreton | 3,462.06 mi (5,571.65 km) |
| Middle River to Morley | 3,515.30 mi (5,657.33 km) |
| Middle River to Morpeth | 3,486.12 mi (5,610.36 km) |
| Middle River to Morriston | 3,460.62 mi (5,569.33 km) |
| Middle River to Mosbrough | 3,532.90 mi (5,685.65 km) |
| Middle River to Mossley | 3,502.50 mi (5,636.73 km) |
