| Hemel Hempstead to Marsala | 1,149.54 mi (1,850.01 km) |
| Hemel Hempstead to Marsciano | 853.26 mi (1,373.19 km) |
| Hemel Hempstead to Martano | 1,197.49 mi (1,927.18 km) |
| Hemel Hempstead to Martellago | 716.75 mi (1,153.49 km) |
| Hemel Hempstead to Martina Franca | 1,137.83 mi (1,831.16 km) |
| Hemel Hempstead to Martinengo | 631.93 mi (1,017.00 km) |
| Hemel Hempstead to Martinsicuro | 907.85 mi (1,461.05 km) |
| Hemel Hempstead to Mascali | 1,230.32 mi (1,980.00 km) |
| Hemel Hempstead to Mascalucia | 1,236.50 mi (1,989.95 km) |
| Hemel Hempstead to Masera di Padova | 716.91 mi (1,153.75 km) |
| Hemel Hempstead to Maserada sul Piave | 713.41 mi (1,148.12 km) |
| Hemel Hempstead to Massa | 723.64 mi (1,164.58 km) |
| Hemel Hempstead to Massa Lombarda | 757.10 mi (1,218.44 km) |
| Hemel Hempstead to Massafra | 1,136.31 mi (1,828.72 km) |
| Hemel Hempstead to Massalubrense | 1,042.26 mi (1,677.36 km) |
