The Stamp Out Hunger Food Drive is a charitable initiative conducted by the United States Postal Service, National Rural Letter Carriers' Association & National Association of Letter Carriers in the United States to make significant donations of food to organizations serving needy persons.

[1] A pilot drive was held in 10 cities in October 1991, and it proved so successful that work began immediately on making it a nationwide effort.

The first year of the nationwide effort collected over 11 million pounds of food, which was a one-day record in the United States, with more than 220 union branches covering more than 1,000 communities participating.

Postal Service, Campbell Soup Company, Cox Target Media, Valpak, the National Rural Letter Carriers Association, the Feeding America food bank network, the United Way of America and its local United Ways, the AFL-CIO Community Services network, Uncle Bob's Self Storage, and AARP.

[14] As of January 2017, the official logo of the Stamp Out Hunger Food Drive is a registered trademark of National Association of Letter Carriers.