The national philanthropy of Tau Delta Phi is Feeding America/Second Harvest. Feeding America is the largest hunger relief organization in the United States which coordinates a nationwide network of local food banks. The national philanthropy if a component of the national service learning program, Phi Sigma Beta. Tau Delta Phi colonies and interest groups participate in the national service learning program through participation in soup kitchens, food drives, and sponsorship of advocacy events.

For more information about the national philanthropy and the Phi Sigma Beta program visit the national website of Tau Delta Phi.