• The Trevor Project: national organization providing crisis intervention and suicide prevention to LGBT youth
• Parents, Families and Friends of Lesbians and Gays (PFLAG)
• Gay, Lesbian, and Straight Education Network (GLSEN)
• National Gay and Lesbian Task Force (NGLTF)
• Human Rights Campaign (HRC)
• National Center for Transgender Equality (NCTE) 
• Transgender Law and Policy Institute
• American Civil Liberties Union (ACLU) LGBT Rights Project: Current legal and legislative information
• Lambda Legal
• Gay & Lesbian Advocates & Defenders (GLAD) - New England
• Gay and Lesbian Alliance Against Defamation (GLAAD)
• Equality Forum
• National Consortium of Directors of LGBT Resources in Higher Education
• The American Institute of Bisexuality
• Bisexual Resource Center 
• Gender Education and Advocacy (GEA)
• Intersex Society of North America (ISNA)
• Project 1138 (federal marriage benefits)
• [LGBT] Immigration Equality