El Colegio de la Frontera Norte (commonly known as El Colef, English: The College of the Northern Border) is a Mexican institute of higher education, specializing in teaching and research in the social sciences with focus on border issues.

El Colegio de la Frontera Norte (El Colef) is an institution of scientific research and graduate education which is part of the System of Public Centers for Research of the Conacyt (National Council for Science and Technology).

The research originating at El Colef is aimed at generating scientific knowledge about the social, economic, cultural, demographic, political, urban and environmental processes of the border area between Mexico and the United States.

El Colegio de la Frontera Norte, A.C. Km.

18.5 carretera escénica Tijuana-Ensenada San Antonio del Mar Tijuana, B. C. Regional Headquarters: Matamoros, Nuevo Laredo, Monterrey, Ciudad Juárez, and Mexicali Outreach Offices: Nogales and Piedras Negras Liaison Office: Mexico City El Colegio de la Frontera Norte