| Abbreviation | Definition |
|---|---|
| IBCC | Inter Board Committee of Chairmen |
| IBDA | Independent Broker Dealer Association |
| IBEA | Illinois Business Education Association |
| IBEW | International Brotherhood of Electrical Workers |
| IBF | International Booksellers Federation |
| IBF | Israeli Business Forum of New York |
| IBFA | International BioFuels Association |
| IBFD | International Bureau of Fiscal Documentation |
| IBFI | International Beverage and Filling Industries |
| IBFI | International Business Forms Industries |
| IBFMP | International Bureau of the Federation of Master Printers |
| IBFP | International Board of Fitness Professionals |
| IBHRE | International Board of Heart Rhythm Examiners |
| IBLC | International Business Law Consortium |
| IBLCE | International Board of Lactation Consultant Examiners |
| IBLF | International Business Leaders Forum |
| IBLN | InBusinessLinks Network |
| IBLN | Indiana Black Librarians Network |
| IBLN | Indianapolis Business Leadership Network |
| IBLN | Iowa Business Leadership Network |