National organizations
NuclearBan.US currently acts as administrator for the coalition
Nuclear Age Peace Foundation
Women’s International League for Peace and Freedom US
CodePink
World Beyond War
Peace Action
Pax Christi USA
Catholic Worker
Grandmothers for Peace
Roots Action
Veterans For Peace
Alliance for Democracy Council
Peace, Justice, Sustainability Now
NuclearWakeUpCall.Earth
Women Transforming Our Nuclear Legacy
Treaty Alignment Campaign
Vote to Survive
EcoAction Committee of the Green Party of the US
World Peace Now ॐ
State organizations
Massachusetts Peace Action
Peace Action Maine
Peace Action Wisconsin
Green Party of Florida
Oregon PeaceWorks
North Carolina Peace Action
Coalition for Peace Action
Peace Action New York State
Washington Physicians for Social Responsibility
Minnesota Peace Project
New Jersey Peace Action
350 Mass
DC Statehood Green Party
Green-Rainbow Party of Massachusetts
Local organizations
Proposition One Campaign
Reject Raytheon Asheville
No More Bombs
Green Party of Bay County
Veterans for Peace, Hector Black Chapter
Veterans for Peace, Golden Rule Project
Veterans for Peace, Santa Fe Chapter
PeaceWorks Kansas City
Nuclear Abolition Now
Hampton Roads Campaign to Abolish Nuclear Weapons
Genesee Valley Citizens for Peace
350 Salem
Peace and Justice Center of Sonoma County
Ground Zero Center for Nonviolent Action
Sisters of St. Francis of Assisi
Taos Environmental Film Festival
Sacramento Area Peace Action
Western WA Fellowship of Reconciliation Seattle Chapter
Manhattan Project for a Nuclear-Free World
LEPOCO Peace Center
Assisi Community
Loretto Peace Community
Women Against Military Madness
Chicago Area Peace Action
Green Party of Alameda County
Concerned Citizens for Nuclear Safety
Massachusetts State Coalition
NuclearBan.US
Massachusetts Peace Action
350 Mass
Mass Interfaith Power and Light
Traprock Center for Peace and Justice
Center for Nonviolent Solutions
Climate Action Now
New England Peace Pagoda
Better Future Project
Nuclear Free Future Coalition
First Churches Justice & Peace, Northampton
Western MA CodePink
Watertown Citizens for Peace, Justice and the Environment
Haydenville Congregational Church, Peace and Justice Steering Committee
Citizen’s Climate Lobby Hilltowns Mass Chapter
Pax Christi Massachusetts
Northampton Friends Meeting
Springfield Climate Justice Coalition
Progressive Democrats of America, Massachusetts
Newton Dialogues on Peace and War
Demilitarize Western Mass
Veterans for Peace, Smedley D. Butler Brigade
Framingham Friends Meeting