The following organizations are in the D.C.-area and promote veganism.
Compassion Over Killing
A grassroots animal rights organization based in Washington, D.C.
Vegetarian Society of the District of Columbia
Nation's oldest vegetarian society.
Physicians Committee for Responsible Medicine
Promotes health benefits of a vegan diet, in D.C.
Promotes vegetarianism and healthy living for African-Americans, in D.C.
Organizers of national conferences and the Great American Meatout, in Bethesda, Maryland.
Poplar Spring Animal Sanctuary
A beautiful 400-acre sanctuary for rescued farmed animals, in Poolesville, Maryland.
Action for Animals Network
Grassroots animal rights group in northern Virginia.
The Fund for Animals
Nation's largest anti-hunting group, in Silver Spring, Maryland.
Friends of Animals
National animal rights organization with an office in D.C.
Center for Teaching Peace
Promotes peace studies education, including nonviolent eating habits.
United Poultry Concerns
While technically not in the D.C.-area, UPC regularly holds local demonstrations here.