| Rank | Country | standard gauge | Railways |
45 | Mauritania | 717 | 717 km standard gauge: 717 km 1.435-m gauge (2006) |
46 | Macedonia | 699 | total: 699 km standard gauge: 699 km 1.435-m gauge (223 km electrified) (2006) |
47 | Venezuela | 682 | total: 682 km standard gauge: 682 km 1.435-m gauge (2006) |
48 | Bosnia and Herzegovina | 608 | total: 608 km standard gauge: 608 km 1.435-m gauge (2006) |
49 | Tunisia | 471 | total: 2,153 km standard gauge: 471 km 1.435-m gauge narrow gauge: 1,674 km 1.000-m gauge (65 km electrified) dual gauge: 8 km 1.435 m and 1.000-m gauges (three rails) (2006) |
50 | Albania | 447 | total: 447 km standard gauge: 447 km 1.435-m gauge (2006) |
51 | Dominican Republic | 375 | total: 517 km standard gauge: 375 km 1.435-m gauge narrow gauge: 142 km 0.762-m gauge note: additional 1,226 km operated by sugar companies in 1.076 m, 0.889 m, and 0.762-m gauges (2006) |
52 | Liberia | 345 | total: 490 km standard gauge: 345 km 1.435-m gauge narrow gauge: 145 km 1.067-m gauge note: sections of railway are inoperable because of damage suffered during the civil war (2008) |
53 | Taiwan | 345 | total: 1,588 km standard gauge: 345 km 1.435-m gauge narrow gauge: 1,093 km 1.067-m gauge note: 150 km .762-m gauge (belonging primarily to Taiwan Sugar Corporation and Taiwan Forestry Bureau; some to other entities) (2007) |
54 | Lebanon | 319 | total: 401 km standard gauge: 319 km 1.435 m narrow gauge: 82 km 1.050 m note: rail system became unusable because of damage done during fighting in the 1980s and in 2006 (2006) |
55 | Luxembourg | 275 | total: 275 km standard gauge: 275 km 1.435-m gauge (243 km electrified) (2006) |
56 | Montenegro | 250 | total: 250 km standard gauge: 250 km 1.435-m gauge (electrified 169 km) (2006) |
57 | Brazil | 194 | total: 29,295 km broad gauge: 4,932 km 1.600-m gauge (939 km electrified) standard gauge: 194 km 1.440-m gauge narrow gauge: 23,773 km 1.000-m gauge (581 km electrified) dual gauge: 396 km 1.000 m and 1.600-m gauges (three rails) (78 km electrified) (2006) |
58 | Vietnam | 178 | total: 2,600 km standard gauge: 178 km 1.435-m gauge narrow gauge: 2,169 km 1.000-m gauge dual gauge: 253 km three-rail track combining 1.435 m and 1.000-m gauges (2006) |
59 | Guinea | 175 | total: 837 km standard gauge: 175 km 1.435-m gauge narrow gauge: 662 km 1.000-m gauge (2006) |
60 | Colombia | 150 | total: 3,304 km standard gauge: 150 km 1.435-m gauge narrow gauge: 3,154 km 0.914-m gauge (2006) |