Illinois

LGBT organizations

 * Equality Illinois
 * Chicago Hellfire Club
 * Asian Health Coalition of Illinois

LGBT community centers

 * Center on Halsted
 * Horizons Community Services
 * Oak Park Area Lesbian & Gay Association (OPALGA)
 * The UP Center of Champaign County

LGBT youth organizations

 * Agape Youth Zone
 * Links North Shore Youth Health Service
 * Rainbow Youth Outreach

Higher education LGBT resource offices

 * Columbia College Chicago GBTQ Office of Culture & Community
 * DePaul University Office of LGBTQA Student Services
 * Northeastern Illinois University LGBTQ Center
 * Northern Illinois University LGBT Resource Center
 * Northwestern University Student Organizations for Social Justice/LGBT Resource Center
 * Southern Illinois University GLBT Resource Center
 * University of Chicago Office of LGBTQ Student Life
 * University of Illinois - Chicago Gender & Sexuality Center
 * University of Illinois - Springfield LGBTQ Resource Office
 * University of Illinois - Urbana-Champaign LGBT Resource Center

HIV/AIDS organizations

 * Howard Brown Health Center

Anti-LGBT Industry

 * Illinois Family Institute
 * Heterosexuals Organized for a Moral Environment (HOME)
 * Americans For Truth About Homosexuality (AFTAH)