United States

LGBT organizations

 * Affirmation: Gay & Lesbian Mormons
 * African Ancestral Lesbians United for Societal Change
 * Bash Back!
 * Canvass for a Cause
 * CenterLink
 * The Council for Global Equality
 * DignityUSA (Catholic Church)
 * Empowering Spirits Foundation
 * Equality Federation
 * Family Equality Council
 * Fine By Me
 * Freedom to Marry
 * Gay and Lesbian Advocates and Defenders (GLAD)
 * Gay and Lesbian Alliance Against Defamation (GLAAD)
 * Gay and Lesbian Medical Association (GLMA)
 * Gay & Lesbian Victory Fund
 * Gays and Lesbians in Foreign Affairs Agencies (GLIFAA)
 * GenderPAC (GPAC)
 * GOProud
 * Harvey Milk Foundation
 * Human Rights Campaign (HRC)
 * Immigration Equality
 * IntegrityUSA (Episcopal Church)
 * International Foundation for Gender Education (IFGE)
 * It Get Better Project
 * Lambda Legal
 * Lesbian Avengers
 * Log Cabin Republicans (LCR)
 * Marriage Equality USA
 * Movement Advancement Project (MAP)
 * National Black Justice Coalition (NBJC)
 * National Center for Lesbian Rights (NCLR)
 * National Center for Transgender Equality (NCTE)
 * National Coalition for LGBT Health
 * National Gay & Lesbian Chamber of Commerce (NGLCC)
 * National Gay and Lesbian Task Force (The Task Force)
 * ONE National Gay & Lesbian Archives
 * Out & Equal
 * OutServe
 * Parents, Families and Friends of Lesbians and Gays (PFLAG)
 * Services and Advocacy for GLBT Elders (SAGE)
 * Servicemembers Legal Defense Network (SLDN)
 * Soulforce
 * Stonewall Democrats
 * Transgender Law Center
 * Truth Wins Out
 * We Hear The Children
 * Wilde Stein Alliance for Sexual Diversity

LGBT youth organizations

 * Children of Lesbians and Gays Everywhere (COLAGE)
 * Gay, Lesbian and Straight Education Network (GLSEN)
 * GSA Network
 * Hetrick-Martin Institute
 * The Trevor Project

Higher education LGBT resource offices

 * Campus Pride
 * Consortium of Higher Education Lesbian Gay Bisexual Transgender Resource Professionals

HIV/AIDS organizations

 * AIDS Coalition to Unleash Power (ACT UP)
 * Gay Men's Health Crisis (GMHC)

Ally organizations with LGBT program(s)

 * The Aequalitas Project
 * American Civil Liberties Union (ACLU)
 * Advocates for Youth
 * Amnesty International
 * Media Matters
 * National Alliance to End Homelessness
 * National Association for the Advancement of Colored People (NAACP)
 * The Woodhull Sexual Freedom Alliance

Inactive LGBT organizations

 * Daughters of Bilitis
 * Equality Across America
 * Gay Activists Alliance
 * Gay Liberation Front
 * Lavender Menace
 * Mattachine Society
 * National Youth Advocacy Coalition (NYAC)
 * North American Conference of Homophile Organizations
 * Queer Nation
 * The Society for Human Rights

Anti-LGBT Industry

 * American Family Association
 * Christian Community Foundation, Inc. (also known as "Waterstone")
 * Family Research Council
 * Focus on the Family
 * Traditional Values Coalition
 * United Families International
 * Westboro Baptist Church