| Rank | Abbreviation | Meaning |
|---|
| ***** | IAFA | Irish Accounting and Finance Association
| |
| ***** | IAFA | Indian Academy of Fine Arts
| |
| ***** | IAFA | International Adoption Families Association
| |
| **** | IAFA | Inter American Foundation for the Arts
| |
| **** | IAFA | Information Appliance Forum Asia
| |
| **** | IAFA | International Association of Flight Attendants
| |
| **** | IAFA | Iraq-America Freedom Alliance
| |
| **** | IAFA | International Association of Fine Artists
| |
| *** | IAFA | International Association on the Fantastic in the Arts
| |
| *** | IAFA | Intra Abdominal Fat Area
| |
| *** | IAFA | International American Football Association
| |
| *** | IAFA | Internet Anonymous File Archive
| |
| *** | IAFA | International Amateur Football Association
| |
| *** | IAFA | International Association of Football Agents
| |
| *** | IAFA | International Aerobics Fitness Association
| |
| ** | IAFA | International Aerosol Fellow Award
| |
| ** | IAFA | International Association of Fairs
| |
| ** | IAFA | Internet Anonymous FTP Archives
| |
| ** | IAFA | Irish American Football Association
| |
| ** | IAFA | Islamic Arab Front of Azawad
| |
| * | IAFA | Iraq America Friendship Alliance
| |
| * | IAFA | Introducing Access for All
| |