chapters. Provisional chapters do not have Greek letter designations and are instead identified by their city or school. University of Louisiana at Lafayette, Lafayette, LA University of Colorado Denver, Denver, CO Virginia Tech, Blacksburg, VA Notable alumni Todd Gloria - Mayor of San Diego Henry Berg-Brousseau - Transgender rights activist See also List of LGBT and LGBT-friendly fraternities and sororities References External links Delta Lambda Phi Corporate Website DLP Alumni Association Delphi Foundation 1986 establishments in Washington, D.C. International student societies North American Interfraternity Conference Student societies in the United States LGBT youth organizations based in the United States Fraternities and sororities in the United States LGBT fraternities and sororities Student organizations established in 1986 LGBT in Washington, D.C.