| Rank | Abbreviation | Meaning |
|---|
| ***** | IDAA | Intellectually Disabled Accommodation Association
| |
| ***** | IDAA | International Development Association Act
| |
| ***** | IDAA | International Digital Art Awards
| |
| ***** | IDAA | International Doctors in Alcoholics Anonymous
| |
| **** | IDAA | Integrated Data Acquisition and Analysis
| |
| **** | IDAA | International Development and Assistance Agency
| |
| **** | IDAA | Indiana Dental Assistants Association
| |
| **** | IDAA | Industrial Diamond Association of Australia
| |
| **** | IDAA | International Doctors in AA
| |
| **** | IDAA | Infectious Disease Association of America
| |
| **** | IDAA | International Digital Artist Association
| |
| *** | IDAA | Interior Designers Association of Australia
| |
| *** | IDAA | Iowa Dental Assistants Association
| |
| ** | IDAA | Industrial Diamond Association of America
| |
| ** | IDAA | Internet Data Acquisition and Analysis
| |
| * | IDAA | International Diabetes Athletic Association
| |
| * | IDAA | International Diabetic Athletes Association
| |
| * | IDAA | Iota Delta Alumni Association
| |
| * | IDAA | International Diabetes Athletes Association
| |
| * | IDAA | Intellectual Disability Accommodation Association
| |
| * | IDAA | Irish Dancing Association Austria
| |
| * | IDAA | Individual Dynamic Absorption Application
| |
| * | IDAA | individualizal amino acid solution
| |
| * | IDAA | Interior Design Awards Australia
| |