| Acronym | Definition |
|---|
| ISOA➣Intercollegiate Soccer Officials Association |
| ISOA➣Instrument Society of America (now International Society of Automation) |
| ISOA➣Institute for the Study of the Americas |
| ISOA➣Interjurisdictional Support Orders Act (family law) |
| ISOA➣its successors or assigns (legal) |
| ISOA➣In Search Of Apollo (UK band) |