| Rank | Abbreviation | Meaning |
|---|
| ***** | UASA | United African Students Association
| |
| *** | UASA | Uncertainty Analysis and Sensitivity Analysis
| |
| ** | UASA | United Against Sexual Assault of Sonoma County
| |
| ** | UASA | Urological Associates of Southern Arizona
| |
| ** | UASA | United Association of South Africa
| |
| ** | UASA | Users Association of South Australia
| |
| ** | UASA | Union of Arab Student Associations
| |
| * | UASA | Underwater Acoustic Signal Analysis
| |
| * | UASA | Upper Arlington Softball Association
| |
| * | UASA | Uganda Asylum Seekers Association
| |
| * | UASA | Union of Arab Securities Authorities
| |
| * | UASA | Unoccupied Active Surface Area
| |
| * | UASA | Unification of the Archaeological Sites of Athens
| |
| * | UASA | Urise Adventure Sports Academy (Bangalore, Karnataka, India)
| |
| * | UASA | Ute Appreciation Society of Australia
| |
| * | UASA | Urban Affairs Student Association
| |
| * | UASA | University of Alabama Superintendents' Academy
| |
| * | UASA | United Associations of South Africa
| |
| * | UASA | United Against Sexual Assault
| |
| * | UASA | University of Applied Sciences of Augsburg
| |
| * | UASA | United Amputee Services Association
| |
| * | UASA | Union of Active Struggle against Autocracy
| |
| * | UASA | Ukrainian Association Sexologists and Andrologists
| |
| * | UASA | University Advisory Services Association
| |