| Abbreviation | Definition |
|---|---|
| IBAC | International Bankers Association of California |
| IBAI | Insurance Banking Association of India |
| IBAI | Insurance Brokers Association Of India |
| IBAI | Italian Business Association in Indonesia |
| IBAI | Italian Business Association Indonesia |
| IBAJ | International Baccalaureate Association of Japan |
| IBAM | Indigenous Businesses Association of Malawi |
| IBAM | Indigenous Businesspersons Association of Malawi |
| IBAO | Insurance Brokers Association of Ontario |
| IBAW | Independent Business Association of Washington |
| IBAW | Independent Business Association of Wisconsin |
| IBBA | International Business Brokers Association |
| IBBA | International Butterfly Breeders Association |
| IBCA | Idaho Building Contractors Association |
| IBCA | Indiana Basketball Coaches Association |
| IBCA | Indiana Bowling Centers Association |
| IBCA | International Barbeque Cookers Association |
| IBCA | International Braille Chess Association |
| IBCA | International Brick Collectors Association |
| IBCA | Iowa Basketball Coaches Association |