| Thornton Heath to Marsala | 1,120.82 mi (1,803.79 km) |
| Thornton Heath to Marsciano | 825.67 mi (1,328.79 km) |
| Thornton Heath to Martano | 1,170.98 mi (1,884.51 km) |
| Thornton Heath to Martellago | 690.84 mi (1,111.80 km) |
| Thornton Heath to Martina Franca | 1,111.18 mi (1,788.26 km) |
| Thornton Heath to Martinengo | 604.71 mi (973.18 km) |
| Thornton Heath to Martinsicuro | 880.90 mi (1,417.68 km) |
| Thornton Heath to Mascali | 1,202.08 mi (1,934.55 km) |
| Thornton Heath to Mascalucia | 1,208.19 mi (1,944.40 km) |
| Thornton Heath to Masera di Padova | 690.63 mi (1,111.46 km) |
| Thornton Heath to Maserada sul Piave | 687.80 mi (1,106.91 km) |
| Thornton Heath to Massa | 695.69 mi (1,119.60 km) |
| Thornton Heath to Massa Lombarda | 730.14 mi (1,175.04 km) |
| Thornton Heath to Massafra | 1,109.52 mi (1,785.61 km) |
| Thornton Heath to Massalubrense | 1,014.51 mi (1,632.69 km) |
