narrow gauge: 497.1 km (33.9 km 1.000-m gauge - 28.1 km electrified, 497.1 km 0.760-m gauge - 94 km electrified) (2001)

Azerbaijan:
total: 2,125 km in common carrier service; does not
include industrial lines

broad gauge: 2,125 km 1.520-m gauge (1,278 km electrified) (1993)

Bahamas, The:
0 km

Bahrain:
0 km

Bangladesh:
total: 2,745 km

broad gauge: 923 km 1.676-m gauge

narrow gauge: 1,822 km 1.000-m gauge (2000)

Barbados:
0 km

Belarus:
total: 5,523 km