| Abbreviation | Definition |
|---|---|
| APGA | Australian Pipelines and Gas Association |
| APHA | Australian Private Hospitals Association |
| APIA | Australian Pensioners Insurance Agency |
| APIA | Australian Poultry Industries Association |
| APIG | Australian Professional Indemnity Group |
| APIG | Australian Pulse Improvement Group |
| APII | Australian Plant Image Index |
| APIP | Australian Power Industry Partners |
| APIU | Australian Paranormal Investigation Unit |
| APLC | Australian Plague Locust Commission |
| APLC | Australian Plague Locust Commissions |
| APM | Australian Progressive Marketing |
| APMA | Australian Pharmaceutical Manufacturers Association |
| APN | Australian Product Number |
| APNI | Australian Plant Name Index |
| APPD | Australian Plant Pest Database |
| APPF | Australian Plant Phenomics Facility |
| APPI | Australian Physiotherapy and Pilates Institute |
| APPI | Australian Physiotherapy Pilates Institute |
| APPL | Australian Photonics Pty Ltd |