Malawi: total: 789 km

narrow gauge: 789 km 1.067-m gauge

Malaysia: total: 1,801 km

narrow gauge: 1,801 km 1.000-m gauge (148 km electrified) (2000)

Maldives:
0 km

Mali:
total: 729 km (linked to Senegal's rail system through Kayes)

narrow gauge: 729 km 1.000-m gauge

Malta:
0 km

Man, Isle of:
total: 68.5 km (43.5 km electrified)

Marshall Islands:
0 km