| Rank | Abbreviation | Meaning |
|---|
| ***** | IIAA | Illustration Index to Australian Art
| |
| ***** | IIAA | internal iliac artery aneurysm
| |
| **** | IIAA | Internet Industry Association of Australia
| |
| **** | IIAA | Independent Insurance Agents & Brokers of America
| |
| *** | IIAA | Interagency Initial Attack Assessment
| |
| *** | IIAA | Independent Insurance Agents of America
| |
| *** | IIAA | Italy in America Association
| |
| *** | IIAA | iliac artery aneurysm
| |
| *** | IIAA | Independent Insurance Agents of America, Inc.
| |
| ** | IIAA | Integrated Impact Assessment Approach
| |
| ** | IIAA | International Institute of Administrative Sciences
| |
| ** | IIAA | Image Industry Association of America
| |
| ** | IIAA | International Institute for Alcohol Awareness
| |
| ** | IIAA | Indian Institute for Adventure Applications
| |
| ** | IIAA | Institute of Inter-American Affairs
| |
| ** | IIAA | Insurance and Investment Advisers Association
| |
| ** | IIAA | Independent Insurance Agent Association
| |
| ** | IIAA | Institute for Alcohol Awareness
| |
| * | IIAA | Independant Insurance Agents of America
| |
| * | IIAA | Independent Insurance Agents Amp
| |
| * | IIAA | Independent Insurance Agents of Arkansas
| |
| * | IIAA | International Institute for Anti-Ageing
| |
| * | IIAA | International Institute of Applied Aesthetics
| |
| * | IIAA | International Interfaith Accreditation Association
| |
| * | IIAA | Independent Insurance Agents of Austin
| |