| Abbreviation | Definition |
|---|---|
| IFA | Indian Former Alliances |
| IFAA | International Folk Art Alliance |
| IFBA | International Food and Beverage Alliance |
| IFBA | International Food Beverage Alliance |
| IFCA | International Foster Care Alliance |
| IFEA | Internet Free Expression Alliance |
| IFFA | International Family Forestry Alliance |
| IFSA | International Feed Safety Alliance |
| IFSA | International Forensic Strategic Alliance |
| IGA | International Grocers Alliance |
| IGPA | International Generic Pharmaceutical Alliance |
| IHA | Interethnic Health Alliance |
| IHRA | International Holocaust Remembrance Alliance |
| IJMA | Inter Jewish Muslim Alliance |
| ILA | In Location Alliance |
| ILA | Independent Label Alliance |
| ILA | International Longevity Alliance |
| IMAA | Institute for Mergers Acquisitions and Alliances |
| IMAA | Interactive Marketing Association Alliance |
| IMEA | International Marine Electronics Alliance |