| Barrow in Furness to Mitcham | 227.08 mi (365.44 km) |
| Barrow in Furness to Mold | 65.39 mi (105.24 km) |
| Barrow in Furness to Molesey | 222.19 mi (357.59 km) |
| Barrow in Furness to Monkseaton | 95.68 mi (153.99 km) |
| Barrow in Furness to Monmouth | 160.36 mi (258.07 km) |
| Barrow in Furness to Montrose | 181.90 mi (292.74 km) |
| Barrow in Furness to Morden | 226.02 mi (363.75 km) |
| Barrow in Furness to Morecambe | 14.66 mi (23.60 km) |
| Barrow in Furness to Moreton | 49.27 mi (79.29 km) |
| Barrow in Furness to Morley | 70.62 mi (113.65 km) |
| Barrow in Furness to Morpeth | 95.39 mi (153.51 km) |
| Barrow in Furness to Morriston | 171.60 mi (276.16 km) |
| Barrow in Furness to Mosbrough | 93.57 mi (150.59 km) |
| Barrow in Furness to Mossley | 63.58 mi (102.32 km) |
| Barrow in Furness to Moston | 59.12 mi (95.15 km) |
