| Abbreviation | Definition |
|---|---|
| AFCS | American Foundation of Counseling Services |
| AFDF | Alaska Fisheries Development Foundation |
| AFDT | American Foundation for Donation and Transplantation |
| AFEED | Aisha Foundation for Education and Economic Development |
| AFER | American Foundation for Equal Rights |
| AFER | ARVO Foundation for Eye Research |
| AFF | America's Future Foundation |
| AFF | Arab Foundations Forum |
| AFFPS | Atlanta Foundation for Public Space |
| AFFPS | Atlanta Foundation For Public Spaces |
| AFG | Association Foundation Group |
| AFH | AIDS Foundation Houston |
| AFHF | Augustus F Hawkins Foundation |
| AFI | Arogya Foundation of India |
| AFLE | Aspen Foundation for Labour Education |
| AFMAM | ASEAN Foundation Model ASEAN Meeting |
| AFN | Antenna Foundation Nepal |
| AFNA | Assam Foundation of North America |
| AFNY | Anesthesiology Foundation of New York |
| AFO | Architecture Foundation of Oregon |