| Abbreviation | Definition |
|---|---|
| APHE | Association of Professional Humane Educators |
| APHF | American Paint Horse Foundation |
| APHF | American Pediatric Heart Fund |
| APHF | American Police Hall of Fame and Museum |
| APHH | Angel's Pediatric Heart House |
| API | Animal Protection Institute |
| API4ANIMALS | Animal Protection Institute |
| APIEC | Association pour la Promotion de l'Intelligence Economique |
| APIMS | Association of Presbyterian Interim Ministry Specialists |
| APL | Animal Protection League |
| APLH | Association for the Protection of the Lebanese Heritage |
| APLS | Association des proprietaires du Lac Simon |
| APLS | Avery Point Lighthouse Society |
| APLU | Association of Public and Land-grant Universities |
| APM | AIDS Partnership Michigan |
| APM | Associated Professional Member |
| APME | Association Of Practice Management Educators |
| APMEN | Asia-Pacific Malaria Elimination Network |
| APMSO | All Pakistan Muttahida Students Organization |
| APMT | Association Of Professional Music Therapists |