There are three Class I railroads: Additionally the three Class I railroads jointly own a railroad that provides access to Mexico City Shortline and terminal railroad companies include: To its north, Mexico shares a border with the United States that is 3,169 km (1,969 mi) in length[13] The two countries share the same track gauge of 1,435 mm (4 ft 8+1⁄2 in), with multiple links.
CG Railway operates a train ferry between the port of Mobile at Mobile, Alabama and the port of Coatzacoalcos, Veracruz.
To its south, Mexico shares an 871 km (541 mi) border with Guatemala and a 251 km (156 mi) border with Belize.
There is rebuilt link with rail transport in Guatemala at Ciudad Tecún Umán in Ayutla, San Marcos, with a break of gauge.
1,435 mm (4 ft 8+1⁄2 in) standard gauge / 914 mm (3 ft) (rebuilt as standard gauge in 2019[14]) The following is a list of former railroads: