| Barreiro to Lye | 1,009.38 mi (1,624.44 km) |
| Barreiro to Lymington | 911.68 mi (1,467.21 km) |
| Barreiro to Lymm | 1,063.74 mi (1,711.93 km) |
| Barreiro to Mablethorpe | 1,106.12 mi (1,780.13 km) |
| Barreiro to Macclesfield | 1,060.04 mi (1,705.97 km) |
| Barreiro to Mackworth | 1,048.57 mi (1,687.52 km) |
| Barreiro to Madeley | 1,015.75 mi (1,634.69 km) |
| Barreiro to Maesteg | 931.79 mi (1,499.57 km) |
| Barreiro to Maghull | 1,066.21 mi (1,715.90 km) |
| Barreiro to Maidenhead | 975.59 mi (1,570.06 km) |
| Barreiro to Maidstone | 987.29 mi (1,588.89 km) |
| Barreiro to Maldon | 1,017.67 mi (1,637.78 km) |
| Barreiro to Maltby | 1,085.56 mi (1,747.04 km) |
| Barreiro to Manchester | 1,073.21 mi (1,727.16 km) |
| Barreiro to Mansfield | 1,067.93 mi (1,718.67 km) |
