| IBCA | Idaho Building Contractors Association 
| Others |
| IBCA | Illinois Basketball Coaches Association
| Others |
| IBCA | Independent Baptist Church of Anchorage
| Others |
| IBCA | Indiana Basketball Coaches Association
| Others |
| IBCA | Indiana Bowling Centers Association
| Others |
| IBCA | Integrated Business Communications Alliance
| Others |
| IBCA | International Bank Credit Analysis
| Others |
| IBCA | International Bank of Credit Analysis
| Others |
| IBCA | International Barbeque Cookers Association
| Others |
| IBCA | International Biennale of Contemporary Art
| Others |
| IBCA | International Braille Chess Association
| Others |
| IBCA | International Brick Collectors Association
| Others |
| IBCA | International Business Companies Act
| Others |
| IBCA | Introduction to Business Computer Applications
| Others |
| IBCA | Iowa Basketball Coaches Association
| Others |