| Waltham Cross to Montijo | 938.00 mi (1,509.57 km) |
| Waltham Cross to Montilla | 999.79 mi (1,609.01 km) |
| Waltham Cross to Montmelo | 708.25 mi (1,139.81 km) |
| Waltham Cross to Montornes del Valles | 709.07 mi (1,141.14 km) |
| Waltham Cross to Montoro | 967.75 mi (1,557.44 km) |
| Waltham Cross to Monzon | 675.54 mi (1,087.17 km) |
| Waltham Cross to Mora | 848.42 mi (1,365.41 km) |
| Waltham Cross to Moralzarzal | 783.44 mi (1,260.83 km) |
| Waltham Cross to Moron de la Frontera | 1,040.47 mi (1,674.47 km) |
| Waltham Cross to Mostoles | 805.39 mi (1,296.14 km) |
| Waltham Cross to Motril | 1,045.98 mi (1,683.35 km) |
| Waltham Cross to Muchamiel | 917.25 mi (1,476.17 km) |
| Waltham Cross to Mula | 945.36 mi (1,521.42 km) |
| Waltham Cross to Munguia | 590.30 mi (950.00 km) |
| Waltham Cross to Murcia | 948.07 mi (1,525.77 km) |
