* USO: Ball was a dedicated supporter of the USO, performing for troops during World War II and later visiting them in Korea and Vietnam.
* St. Jude Children's Research Hospital: She was a long-time supporter of St. Jude, even appearing in a commercial for the organization in 1976.
* The March of Dimes: Ball was a spokesperson for the March of Dimes, advocating for research into birth defects and prenatal care.
* American Red Cross: She participated in Red Cross blood drives and donated generously to the organization.
* Other causes: She also supported various other charities, including the Motion Picture & Television Fund, which provides assistance to retired entertainment industry members.
Ball's philanthropic efforts were often private, but her public appearances and donations made a significant impact on many causes close to her heart.