Union of Arab Student Associations (UASA)

Union of Concerned Scientists (UCS)

Union of Good (UG)

Union of Palestinian Medical Relief Committees (UPMRC)

UNITE HERE! (UH)

United Association for Studies and Research (UASR)

United Church of Christ (UCC)

United Food & Commercial Workers International Union (UFCW)

United for a Fair Economy (UFE)

United For Peace and Justice (UFPJ)

United Methodist Church (UMC)

United Nations (UN)

United Nations Children’s Emergency Fund (UNICEF)

United Nations Commission on Human Rights (UNCHR)

United Nations Foundation

United Nations Human Rights Council (UNHRC)

United Nations Oil-for-Food Program (UNOFF)

United Nations Relief and Works Agency (UNRWA)

United Nations World Conference Against Racism (UNWCAR)

United States Student Association (USSA)

United to Protect Democracy (UPD)

United We Dream (UWD)

Universal Health Care Action Network (UHCAN)

Universal Heritage Foundation (UHF)

University of California Divestment Campaign (UCDC)