| Abbreviation | Definition |
|---|---|
| APPSA | Andhra Pradesh Private Security Association |
| APPTA | Ashmole Primary Parents and Teachers Association |
| APPTA | Australasia Pacific Play Therapy Association |
| APQ | Association des Propriétaires du Québec |
| APQA | Arizona Power Quality Association |
| APR | Association of Plastic Recyclers |
| APRA | African Public Relations Association |
| APRA | Association of Professional Researchers for Advancement |
| APRA | Association of Professional Reserve Analysts |
| APRA | Australasian Performing Right Association |
| APRA | Australian Practice and Regulatory Association |
| APRA | Australian Professional Rodeo Association |
| APRA | Australian Pulsar Racing Association |
| APRA | Automotive Parts Remanufacturers Association |
| APRACA | Asia Pacific Rural and Agricultural Credit Association |
| APRL | Association of Professional Responsibility Lawyers |
| APRM | Association for the Protection of Rural Metchosin |
| APRM | Association to Protect Rural Metchosin |
| APRO | Association of Progressive Rental Organizations |
| APRU | Association of Pacific Rim Universities |