| Rank | Country | dual gauge | Railways |
| Costa Rica | | total: 278 km narrow gauge: 278 km 1.067-m gauge note: none of the railway network is in use (2010) |
| Cote d'Ivoire | | total: 660 km narrow gauge: 660 km 1.000-m gauge note: an additional 622 km of this railroad extends into Burkina Faso (2010) |
| Croatia | | total: 2,722 km standard gauge: 2,722 km 1.435-m gauge (985 km electrified) (2009) |
| Cuba | | total: 8,598 km standard gauge: 8,322 km 1.435-m gauge (124 km electrified) narrow gauge: 276 km 1.000-m gauge note: 4,533 km of the track is used by sugar plantations; 4,257 km is standard gauge; 276 km is narrow gauge (2009) |
| Curacao | | void |
| Cyprus | | void |
| Czech Republic | | total: 9,632 km standard gauge: 9,530 km 1.435-m gauge (3,165 km electrified) narrow gauge: 102 km 0.750-m gauge (2010) |
| Denmark | | total: 2,667 km standard gauge: 2,667 km 1.435-m gauge (640 km electrified) (2008) |
| Dhekelia | | void |
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This page was last updated on 2 February, 2012 |
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