| Waltham Cross to Mancha Real | 976.00 mi (1,570.71 km) |
| Waltham Cross to Manilva | 1,087.90 mi (1,750.80 km) |
| Waltham Cross to Manises | 843.36 mi (1,357.26 km) |
| Waltham Cross to Manlleu | 678.04 mi (1,091.20 km) |
| Waltham Cross to Manresa | 693.71 mi (1,116.42 km) |
| Waltham Cross to Manzanares | 891.40 mi (1,434.56 km) |
| Waltham Cross to Manzanares el Real | 778.71 mi (1,253.21 km) |
| Waltham Cross to Maracena | 1,016.19 mi (1,635.41 km) |
| Waltham Cross to Marbella | 1,074.76 mi (1,729.66 km) |
| Waltham Cross to Marchena | 1,025.83 mi (1,650.91 km) |
| Waltham Cross to Marin | 759.60 mi (1,222.45 km) |
| Waltham Cross to Marratxi | 842.79 mi (1,356.34 km) |
| Waltham Cross to Martorell | 711.62 mi (1,145.24 km) |
| Waltham Cross to Martos | 983.95 mi (1,583.52 km) |
| Waltham Cross to Masamagrell | 837.23 mi (1,347.40 km) |
