Andorra:
0 km

Angola:
total: 2,771 km (inland, much of the track is unusable
because of land mines still in place from the civil war)

narrow gauge: 2,648 km 1.067-m gauge; 123 km 0.600-m gauge (2000)

Anguilla:
0 km

Antigua and Barbuda:
total: 77 km

narrow gauge: 64 km 0.760-m gauge; 13 km 0.610-m gauge (used almost
exclusively for handling sugarcane)

Argentina:
total: 33,744 km (167 km electrified)

broad gauge: 20,594 km 1.676-m gauge (141 km electrified)

standard gauge: 2,739 km 1.435-m gauge (26 km electrified)

narrow gauge: 10,154 km 1.000-m gauge; 257 km 0.750-m gauge (2000)