| Rank | Abbreviation | Meaning |
|---|
| ***** | IERC | International Epilepsy Resource Center
| |
| ***** | IERC | International Enuresis Research Center
| |
| **** | IERC | International Education Resource Center
| |
| **** | IERC | Independent Evaluation Review Committee
| |
| **** | IERC | International Electronic Research Corporation
| |
| ** | IERC | International Electronics Recycling Congress
| |
| ** | IERC | Illinois EPR (Electron Paramagnetic Resonance) Research Center
| |
| ** | IERC | Industrial Engineering Research Conference
| |
| ** | IERC | Indiana Educational Resource Center
| |
| ** | IERC | IoT European Research Cluster
| |
| * | IERC | Indiana Emergency Response Commission
| |
| * | IERC | Illinois Education Research Council
| |
| * | IERC | International Ecotechnology Research Centre
| |
| * | IERC | Institutional Ethical Review Committee
| |
| * | IERC | Internet Education Resource Center
| |
| * | IERC | Interaction Entertainment Research Centre
| |
| * | IERC | Illini Energy Resources Corporation
| |
| * | IERC | IceCube Education Resource Center
| |
| * | IERC | Islamic Economic Research Centre
| |
| * | IERC | Instructor Examiner Rating Course
| |
| * | IERC | Interprofessional Education and Resource Center
| |
| * | IERC | International Epilepsy Resource Centre
| |
| * | IERC | International Electronics and Radio Commission
| |
| * | IERC | Indiana Education Reform Cabinet
| |