| Acronym | Definition |
|---|
| ISRB➣Indeterminate Sentence Review Board (Olympia, WA; est. 1986) |
| ISRB➣Inter-Services Research Bureau |
| ISRB➣Independent Safety Review Board |
| ISRB➣Idaho Surveying and Rating Bureau, Inc. (Meridian, ID) |
| ISRB➣International Society of Rider Biomechanics (UK) |
| ISRB➣Information Systems Requirements Board |