| IAMB | Iamb A Message Board 
| Others |
| IAMB | Illinois Association of Mortgage Brokers
| Others |
| IAMB | Incremental Association Markov Blanket
| Others |
| IAMB | Incremental Association Markov Boundary
| Others |
| IAMB | Internationaal Anti Militaristisch Bureau
| Others |
| IAMB | International Academy of Management and Business
| Others |
| IAMB | International Advisory and Monitoring Board
| Others |
| IAMB | International Advisory Monitoring Board
| Others |
| IAMB | Intramural Administrative Management Branch
| Others |
| IAMB | Isabelle Abby McKenzley Bateman
| Others |
| IAMB | Istituto agronomico mediterraneo Bari
| Others |