| APPSA | Agricultural Productivity Program for Southern Africa 
| Others |
| APPSA | Agricultural Productivity Program of Southern Africa
| Others |
| APPSA | Agricultural Productivity Programme For Southern Africa
| Others |
| APPSA | All Pakistan Private Schools Association
| Others |
| APPSA | Andhra Pradesh Private Schools Association
| Others |
| APPSA | Andhra Pradesh Private Security Association
| Others |
| APPSA | Arizona Professional Pet Sitters and Associates
| Others |
| APPSA | Association of Parents Participation in School Activities
| Others |
| APPSA | Atlantic Provinces Political Science Association
| Others |