| Hemel Hempstead to Mechernich | 318.35 mi (512.33 km) |
| Hemel Hempstead to Meckenbeuren | 527.67 mi (849.20 km) |
| Hemel Hempstead to Meckenheim | 333.08 mi (536.04 km) |
| Hemel Hempstead to Meerane | 561.37 mi (903.44 km) |
| Hemel Hempstead to Meerbusch | 308.57 mi (496.59 km) |
| Hemel Hempstead to Meine | 468.88 mi (754.59 km) |
| Hemel Hempstead to Meinerzhagen | 351.57 mi (565.80 km) |
| Hemel Hempstead to Meiningen | 478.58 mi (770.20 km) |
| Hemel Hempstead to Meissen | 601.09 mi (967.36 km) |
| Hemel Hempstead to Meitingen | 546.92 mi (880.19 km) |
| Hemel Hempstead to Melle | 375.92 mi (604.99 km) |
| Hemel Hempstead to Melsungen | 433.25 mi (697.25 km) |
| Hemel Hempstead to Memmelsdorf | 513.38 mi (826.20 km) |
| Hemel Hempstead to Memmingen | 540.19 mi (869.35 km) |
| Hemel Hempstead to Mendig | 349.54 mi (562.53 km) |
