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- Lake Wauburg
- Lambda Chi Alpha Fraternity – Epsilon-Mu Zeta
- Lambda Theta Alpha Latin Sorority
- Lambda Theta Phi
- Land Use and Environmental Change Institute
- Landscape Architecture, Department of
- Language Learning Center
- Languages, Literatures, and Cultures, Department of
- Large Animal Hospital
- Latin American Studies, Center for
- Law, Fredric G. Levin College of
- Legal Information Center (LIC)
- Lesbian, Gay and Bisexual Student Union (Pride Student Union)
- Liberal Arts & Sciences, College of
- Libraries, University
- Library, College of Law (Legal Information Center)
- Library, Health Science Center
- Linguistics Program
- Lung Transplant Center