The USO of Missouri, Inc. is proudly supported by:
- St. Louis Lambert International Airport
- Boeing
- Willert
- Veterans United Foundation
- Well Hungarians
- Missouri Elks
- Epic Systems
- Hardees
- Karpel Solutions
- John Beal Roofing
- FM News Talk 97.1
- Department of the Army
- Girl Scouts of Eastern MO
- Royals Charities, Inc.
- The Missouri Bluffs
- Carol House