IAGSA
| Acronym | Definition |
|---|---|
| IAGSA | Institute of Agricultural Secretaries and Administrators (UK) |
| IAGSA | International Aicardi Goutieres Syndrome Association (online support group) |
| IAGSA | International Airborne Geophysics Safety Association (Sherwood Park, Alberta, Canada) |
| IAGSA | International Aviation Ground Support Association (Falls Church, VA) |