| UAB | Ungood At Basketball 
| Others |
| UAB | Union Activities Board
| Others |
| UAB | Union des Automobilistes Bulgares
| Others |
| UAB | United Asian Bank
| Others |
| UAB | Universal Accreditation Board
| Others |
| UAB | Universal Audio Board
| Others |
| UAB | Universidade ABerta, Lisboa
| Others |
| UAB | Universitat Autonoma de Barcelona
| Others |
| UAB | Universitatea de Arta Bucuresti
| Others |
| UAB | University Activities Board
| Others |
| UAB | University of Ala Bama
| Others |
| UAB | University of Alabama at Birmingham
| Others |
| UAB | University of Alabama Birmingham
| Others |
| UAB | University of Athletic Ballin
| Others |
| UAB | University Of Awful Ballplayers
| Others |
| UAB | University of Awful Ballplays
| Others |
| UAB | Unix Appletalk Bridge
| Others |
| UAB | Unmanned Aerial Boyfriend
| Others |
| UAB | User Address Book
| Others |
| UAB | User Advisory Board
| Others |
| UAB | Uzdaroji Akcine Bendrove
| Others |
| UAB | Uzina Autobuzul Bucuresti
| Others |
| UAB | Uzina de Autocamioane Brasov
| Others |
| UAB | WUAB-TV, Channel 43, Cleveland, Ohio
| Others |
| UAB | You Are Beautiful
| Others |
| UABA | Utah Auto Body Association
| Others |
| UABC | United Aircraft Building Corporation
| Others |
| UABC | Universidad Autonoma de Baja California
| Others |
| UABG | Umbilical Arterial Blood Gas
| Others |
| UABG | Umbilical arterial blood gases
| Others |
| UABG | Universal Abrasive Belt Grinder
| Others |
| UABG | University of Alberta Botanic Garden
| Others |
| UABS | Union of American Biological Societies
| Others |
| UAC | UAE Adventurers Club
| Others |
| UAC | Uganda AIDS Commission
| Others |
| UAC | Ukrainian Automobile Company
| Others |
| UAC | Ulster Automobile Club
| Others |
| UAC | Ultimate Achievers Club
| Others |
| UAC | Ultimate Airsoft Custom
| Others |
| UAC | Ultra Accessory Connector
| Others |
| UAC | Umbilical Arterial Catheter
| Others |
| UAC | Umbilical Artery Catheter
| Others |
| UAC | Unaccompanied Alien Children
| Others |
| UAC | Unaltered Augsburg Confession
| Others |
| UAC | Undergraduate Advisement Council
| Others |
| UAC | Undergraduate Advising Center
| Others |
| UAC | Undergraduate Advisory Committee
| Others |
| UAC | Understanding and Acceptance AcronymAttic
| Others |
| UAC | Underwriting Agencies Council
| Others |
| UAC | Unemployment Action Center
| Others |