| Brent to Mexborough | 4,398.40 mi (7,078.54 km) |
| Brent to Mickleover | 4,399.42 mi (7,080.18 km) |
| Brent to Middlesbrough | 4,379.54 mi (7,048.19 km) |
| Brent to Middleton | 4,361.65 mi (7,019.40 km) |
| Brent to Middlewich | 4,358.29 mi (7,013.98 km) |
| Brent to Midsomer Norton | 4,393.39 mi (7,070.48 km) |
| Brent to Mildenhall | 4,493.39 mi (7,231.41 km) |
| Brent to Milford Haven | 4,279.31 mi (6,886.88 km) |
| Brent to Mill Hill | 4,479.05 mi (7,208.34 km) |
| Brent to Milngavie | 4,238.68 mi (6,821.49 km) |
| Brent to Milnrow | 4,363.62 mi (7,022.56 km) |
| Brent to Milton | 4,372.97 mi (7,037.62 km) |
| Brent to Milton Keynes | 4,448.66 mi (7,159.43 km) |
| Brent to Minehead | 4,353.76 mi (7,006.69 km) |
| Brent to Minster | 4,525.78 mi (7,283.53 km) |
