| Abbreviation | Definition |
|---|---|
| ACAP | Arab Center for Alternative Planning |
| ACAS | Aboriginal Children's Advancement Society |
| ACAS | Arizonans Concerned About Smoking |
| ACAS | Association of Concerned Africa Scholars |
| ACATS | Annapolis County Alternative Transportation Society |
| ACBC | Aluminum Cans For Burned Children |
| ACBCO | American Council of the Blind of Colorado |
| ACC | All College Council |
| ACC | American Crafts Council |
| ACC | Animal Care Committee |
| ACC | Arab-American and Chaldean Council |
| ACCA | Air Conditioning Contractors Association |
| ACCA | Air Conditioning Contractors of America |
| ACCA | Air Courier Conference of America |
| ACCA | Airborne Command and Control Association |
| ACCA | Alaska Center for Children and Adults |
| ACCA | American Celtic Christian Alliance |
| ACCA | American College Counseling Association |
| ACCA | American Concrete Contractors Association |
| ACCA | American Contract Compliance Association |