| Abbreviation | Definition |
|---|---|
| AV | Alexandria, Virginia |
| AWC | Association of Washington Cities |
| AWCC | Arkansas Workers Compensation Commission |
| AWEE | Arizona Women's Education & Employment |
| AWOP | Area Wide Optimization Program |
| AZDHS | Arizona Department of Health Services |
| AzMERIT | Arizona’s Measurement of Educational Readiness to Inform Teaching |
| AzMUAs | Arizona Medically Undeserved Areas |
| B | Birmingham |
| B3 | North Dakota lignite coal |
| BA | Banda Aceh, Sumatra, Indonesia |
| BA | Bay Area |
| BADC | Barre Area Development Corporation |
| BADC | Buckeye Area Development Corporation |
| BAF | Bangladesh Air Force |
| BALP | Basingstoke Area Local Plan |
| BAMR | Bureau of Abandoned Mine Reclamation |
| BAO | Bereavement Authority of Ontario |
| BAR | Bringing About Reform |
| BAR | Bureau of Automotive Repair |