Campaign for a Healthy California
- American Medical Student Association
- Amnesty International USA
- California Alliance for Retired Americans (CARA)
- California Church IMPACT
- California Faculty Association
- California Federation of Teachers
- California Gray Panthers
- California Health Professional Student Alliance
- California Nurses Association
- California OneCare
- California Retired Teachers Association
- California School Employees Association
- California Teachers Association
- Consumer Federation of California
- Dolores Huerta Foundation
- Health Care for All — California
- Labor United for Universal Healthcare
- League of Women Voters – California
- Physicians for a National Health Program — California
- Progressive Caucus of the California Democratic Party
- Progressive Democrats of America
- Visión y Compromiso
- Wellstone Democratic Renewal Club
National Organizations Supporting Single Payer
- All Unions Committee For Single-Payer Health Care H.R 676
- Alliance for Democracy
- American Medical Student Association
- American Patients United
- Americans for Democratic Action
- Business Coalition for Single-Payer Healthcare
- California Nurses Association/National Nurses Organizing Committee
- Campaign for Fresh Air and Clean Politics
- Coalition of Black Trade Unionists
- Health Justice
- Labor Campaign for Single-Payer Healthcare
- Medicare for All
- National Healthcare for the Homeless Council
- National Organization for Women
- Network of Spiritual Progressives/Tikkun
- Older Women’s League
- Physicians for a National Health Program
- Progressive Democrats of America
- Prosperity Agenda
- Public Citizen
- RESULTS
- United Electrical Workers Union
- United Methodist Church
Single Payer Blogs