List of municipalities and counties on the Mexico–United States border

This is a list of all counties and municipalities (municipios in Spanish) that are directly on the Mexico–United States border. A total of 37 municipalities and 23 counties, spread across 6 Mexican and 4 American states, are located on the border. All entities are listed geographically from west to east.

Mexico

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Baja California

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Sonora

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Chihuahua

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Coahuila

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Nuevo León

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Tamaulipas

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United States

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Map of U.S. counties on the border

California

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Arizona

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New Mexico

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Texas

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See also

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