| Acronym | Definition |
|---|
| ISBA➣Illinois State Bar Association |
| ISBA➣International Society for Bayesian Analysis |
| ISBA➣Iowa State Bar Association |
| ISBA➣Incorporated Society of British Advertisers |
| ISBA➣Internet Social Security Benefit Application |
| ISBA➣International Sea-Bed Authority |
| ISBA➣Illinois State Beekeepers Association |
| ISBA➣Indiana State Beekeepers Association |
| ISBA➣Indonesian Shipbrokers Association |
| ISBA➣Information Systems Business Area |
| ISBA➣Indiana State Bar Association, Inc. |
| ISBA➣Indian Standard Bulb Angle (steel construction) |
| ISBA➣International School for Business Acumen (Ahmedabad, Gujarat, India) |