| Abbreviation | Definition |
|---|---|
| FDPS | Foundation for Dubuque Public Schools |
| FDRL | Foundation Dutch Russian Livestock |
| FDRL | Foundation Dutch – Russian Livestock |
| FDRL | Foundation Dutch Russian Livestock |
| FDSD | Foundation for Democracy and Sustainable Development |
| FDSF | Family Development and Samaritan Foundation |
| FE | Foundation Excavation |
| FE | Foundations of Education |
| FEC | Foundations for English Communication |
| FECE | Foundation for Energy Climate and Environment |
| FECT | Foundation for Environment Climate and Technology |
| FECW | Foundation Eye Care Worldwide |
| FED | Foundation for Enterprise Development |
| FEDRA | Foundation for Education and Development of Rural Areas |
| FEE | Foundation for Economic Education |
| FEE | Foundation for Environmental Education Foundation for |
| FEED | Foundation for European Economic Development |
| FEF | FISD Education Foundation |
| FEF | Florida Earth Foundation |
| FEF | Foundation for Economic Freedom |