| Abbreviation | Definition |
|---|---|
| ACAA | Australia China Alumni Association |
| ACABS | Australian Corporate and Business Services |
| ACAD | Australian Centre for Ancient DNA |
| ACAES | Australian Child and Adolescent Eating Survey |
| ACAF | Australia China Art Foundation |
| ACAF | Australian Comic Arts Festival |
| ACAL | Australian Council for Adult Literacy |
| ACANS | Australian Centre for Ancient Numismatic Studies |
| ACAP | Australian College of Applied Psychology |
| ACAPA | Australian Centre of Asia Pacific Art |
| ACARA | Australian Curriculum Assessment and Reporting Authority |
| ACAS | Aged Care Assessment Services |
| ACB | Australian Classification Board |
| ACBC | Australian Catholic Bishops Conference |
| ACBC | Australian Commercial Bamboo Corporation |
| ACC | Australian Crime Commission |
| ACCC | Australian Centre for Christianity and Culture |
| ACCC | Australian Competition & Consumer Commission |
| ACCC | Australian Competition and Consumer Commission |
| ACCC | Australian Current Consumer Corporation |