List of municipalities and counties on the Mexico–United States border
This is a list of all counties and municipalities 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
Baja California
Sonora
- San Luis Río Colorado Municipality
- Puerto Peñasco Municipality
- Plutarco Elías Calles Municipality
- Caborca Municipality
- Altar Municipality
- Sáric Municipality
- Nogales Municipality
- Santa Cruz Municipality
- Cananea Municipality
- Naco Municipality
- Agua Prieta Municipality
Chihuahua
- Janos Municipality
- Ascensión Municipality
- Juárez Municipality
- Guadalupe Municipality
- Práxedis G. Guerrero Municipality
- Guadalupe Municipality
- Ojinaga Municipality
- Manuel Benavides Municipality
Coahuila
- Ocampo Municipality
- Acuña Municipality
- Jiménez Municipality
- Piedras Negras Municipality
- Guerrero Municipality
- Hidalgo Municipality
Nuevo León
Tamaulipas
- Nuevo Laredo Municipality
- Guerrero Municipality
- Mier Municipality
- Miguel Alemán Municipality
- Camargo Municipality
- Gustavo Díaz Ordaz Municipality
- Reynosa Municipality
- Río Bravo Municipality
- Matamoros Municipality