| Acronym | Definition |
|---|
| IIAA | Independent Insurance Agents & Brokers of America (formerly Independent Insurance Agents of America) |
| IIAA | International Institute for Anti-Ageing (UK) |
| IIAA | Independent Insurance Agents of America (now Independent Insurance Agents & Brokers of America) |
| IIAA | International Institute for Alcohol Awareness (Alexandria, VA) |
| IIAA | Independent Insurance Agent Association |
| IIAA | Institute of Inter-American Affairs |
| IIAA | Internet Industry Association of Australia |
| IIAA | International Institute of Administrative Sciences |