| Abbreviation | Definition |
|---|---|
| FIAT | Foundations of Intelligence Analysis Training |
| FIBER | Foundation for International Business and Economic Research |
| FIBS | Foundations in Biomedical Sciences |
| FICCS | Foundation for International Cardiac and Childrens Services |
| FICS | Foundation for Innovation and Creative Solutions |
| FID | Foundation for Intercultural Dialogue |
| FIDA | Foundation for International Development Assistance |
| FIDER | Foundation for Interior Design Education Research |
| FIDR | Foundation for International Development Relief |
| FIE | Foundation for International Education |
| FIG | Foundation for Indexed Giving |
| FIGE | Foundations in Global Engagement |
| FIH | Foundation Investment Holding |
| FIHE | Foundation for Independent Higher Education |
| FIHR | Foundations of International Human Resources |
| FILM | Foundation Institute for Learning Media |
| FILT | Foundations Independent Living Trust |
| FIMF | Fisch International Microsurgery Foundation |
| FIND | Foundation for Innovative New Diagnostics |
| FIO | Foundation for Interwallet Operability |