RESULTS is a nonprofit grassroots advocacy organization in Washington, D.C., that works to create the political will to end hunger. Joanne Carter is executive director.

The National Student Campaign Against Hunger and Homelessness educates and trains students to work on hunger and homelessness issues. It’s based in Chicago.

Food Research and Action Center is a Washington, D.C., advocacy group working on public policy and public-private partnerships on food and hunger issues. The organization maintains statistics about poverty and food insecurity.

Feeding America, the country’s largest charitable hunger-relief organization, distributes food to food banks and works on policy. Vicki B. Escarra is president and CEO of the Chicago-based organization. They list all their local media contacts.

The bipartisan Congressional Hunger Center, which grew out of the U.S. House Select Committee on Hunger, trains anti-hunger advocates. A number of members of Congress are on its board; Zack Bly is the communications specialist.

Community Food Security Coalition does advocacy, education and training on issues of food production and distribution to build sustainable and local food supplies. It includes member groups from the U.S. and Canada. Miriam Barnard is executive director of the Portland, Ore., group.

The Alliance to End Hunger is a coalition of groups across cultures and faiths that fosters partnerships to end hunger in the world. It was begun by David Beckmann, president of Bread for the World. Nathan Magrath is the manager of communications and outreach.

Feeding America published different maps breaking down food insecurity rates by state and county throughout the U.S. using 2009-2011 data.

Read a June 10, 2013, story by ThinkProgress about the high concentration of child hunger in rural America.