| Abbreviation | Definition |
|---|---|
| IFAC | Irish Fiscal Advisory Council |
| IFACCA | International Federation of Arts Councils and Culture |
| IFACCA | International Federation of Arts Councils and Culture Agencies |
| IFANCA | Islamic Food and Nutrition Council of America |
| IFC | Inter Faith Council |
| IFC | Inter Fraternity Council |
| IFC | International Firestop Council |
| IFC | Intra Fraternity Council |
| IFDC | Islamic Fashion Design Council |
| IFIC | International Food and Information Council |
| IGBC | Indian Green Building Council |
| IGBC | Irish Green Building Council |
| IGC | International Grains Council |
| IGCC | Incentive Gift Card Council |
| IGCC | Insulating Glass Certification Council |
| IGEC | Inter Governmental Ecological Council |
| IGSC | Indigenous Graduate Students Council |
| IHAC | Idaho Hunger Action Council |
| IHAC | Information Highway Advisory Council |
| IHAC | International Higher Academic Council |