| Abbreviation | Definition |
|---|---|
| IEFT | Indigenous Education Foundation of Tanzania |
| IFAA | international Foundation For Autoimmune Arthritis |
| IFAD | Intensive Foundation in Art and Design |
| IFAE | International Foundation for Adult Education |
| IFAN | International Foundation for Aids to Navigation |
| IFAR | International Foundation For Art Research |
| IFC | Industry Foundation Class |
| IFCO | Interreligious Foundation For Community Organization |
| IFCO | Interreligous Foundation For Community Organization |
| IFCO | Islamic Foundation of Central Ohio |
| IFD | International Foundation for Dermatology |
| IFDC | International Foundation for Digital Competences |
| IFEL | International Foundation For Extraterrestrial Life |
| IFER | International Foundation for Ethical Research |
| IFEW | Islamic Foundation for Education and Welfare |
| IFEW | Islamic Foundation for Education Welfare |
| IFF | Industrial Fabrics Foundation |
| IFG | International Foundation for Greece |
| IFHE | ICFAI Foundation for Higher Education |
| IFIC | International Foundation for Integrated Care |