ISRB
| 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 |