This is a list of political organizations worldwide that define themselves primarily by their grassroots nature. The list is based on self-description and may include groups engaged in astroturfing.
Please help alphabetize a few of these each time this list is edited.
A *Alaska Wildlife Alliance *Animal Liberation Front *Association of Community Organizations for Reform Now (ACORN)
B *Bread for the World *Breast Cancer Action
C *Center on Budget and Policy Priorities *Critical Mass
D *DC Central Kitchen *Defective by Design *Defenders of Wildlife
E *Earth Island Institute *Earth First *Earth Liberation Front *The Elias Fund
F *Food First - Institute for Food and Development Policy *Food For The Hungry *Food Not Bombs *FreedomWorks *Freedom From Hunger
G *Grassroots Campaigns, Inc *Greenpeace
H *The Hunger Project
I * (US) *Industrial Workers of the World (IWW)
N *National Center for Children in Poverty *National Coalition for the Homeless *National Youth Rights Association
O *Ohio Citizen Action, Cleveland, Columbus, and Cincinnati
P *Poker Players Alliance *Presbyterian Church Hunger Program *Progressive Maryland
R *Rainforest Action Network
S *Share Our Strength *Sierra Club *Students for a Democratic Society
V *Veggies (Catering Campaign, Nottingham, UK) *Volunteers of America