| Acronym | Definition |
|---|
| APHA | American Public Health Association |
| APHA | American Paint Horse Association |
| APHA | American Pharmacists Association |
| APHA | Animal and Plant Health Agency (UK) |
| APHA | American Pharmaceutical Association |
| APHA | Australian Private Hospitals Association |
| APHA | American Printing History Association |
| APHA | Association of Port Health Authorities (UK) |
| APHA | Alberta Public Health Association |
| APHA | Animal and Plant Health Association (Ireland) |
| APHA | Appaloosa Horse Association |
| APHA | Australian Palomino Horse Association |
| APHA | Alaska Professional Hunter Association (Anchorage, AK) |
| APHA | African Professional Hunters Association |
| APHA | Amateur Photographers Association |
| APHA | All Pakistan Homeopaths Association |