| Abbreviation | Definition |
|---|---|
| IDS | Indiana Daily Student |
| IDSA | Illinois Directors of Student Activities |
| IDSA | Interior Design Student Alliance |
| IDSA | Interior Design Student Association |
| IDSO | Interior Design Student Organization |
| IDSO | Interior Design Student Organizations |
| IDSSA | International Development Studies Students Association |
| IEPP | Intensive English Proficiency Program |
| IES | International Education for Students |
| IESS | Inclusive Excellence for Student Success |
| IESS | Institutional Effectiveness and Student Success |
| IESS | Institutional Effectiveness Student Success |
| IFCS | Insurance For College Students |
| IFCS | Introduction For Concerned Students |
| IFES | International Fellowship Of Evangelical Students |
| IFES | Internationals Foundation Of Evangelical Students |
| IFIS | Illawarra Friends of International Students |
| IFISO | Informal Forum of International Student Organizations |
| IFMSA | International Federation of Medical Student Associations |
| IFMSA | International Federation of Medical Students Associations |