Mexico shares international borders with three nations:
- To the north the United States–Mexico border, which extends for a length of 3,141 kilometres (1,952 mi)[1] through the states of Baja California, Sonora, Chihuahua, Coahuila, Nuevo León and Tamaulipas.
- To the southeast, the Belize–Mexico border, 251 kilometres (156 mi) long,[2] limiting the state of Quintana Roo, almost exclusively following the course of the Río Hondo.
- Also to the
southeast, the Guatemala–Mexico border, measuring 871 kilometres (541 mi)[3] and touches the states of Campeche, Tabasco and Chiapas, and includes stretches of the Río Usumacinta, Río Salinas and Río Suchiate.
- ^ United States-Mexico Border Environmental Indicators, 1997. United States Environmental Protection Agency. 1998. p. 7.
- ^ "Belize". Nations Encyclopedia. Retrieved 7 April 2018.
- ^ "Mexico's Great Wall At Border With Guatemala". Daily Kos. Retrieved 7 April 2018.