| IACC | Improved Accessories 
| Others |
| IACC | Independent Anti-Corruption Commission
| Others |
| IACC | Indian Alcoholism Commission of California
| Others |
| IACC | Indian American Chamber of Commerce
| Others |
| IACC | Indian American Cultural center
| Others |
| IACC | Indian Association of Clinical Cardiologists
| Others |
| IACC | Indo-Arab Confederation Council
| Others |
| IACC | Industrial Agricultural Communication Center
| Others |
| IACC | Industrial Agriculture Communications Center
| Others |
| IACC | Infrastructure Assistance Coordinating Council
| Others |
| IACC | Institute for Advanced Corporate Counsel
| Others |
| IACC | Institutional Animal Care Committee
| Others |
| IACC | Intelligent Adaptive Cruise Control
| Others |
| IACC | Interactive Cruise Control
| Others |
| IACC | Interagency Air Cartographic Committee
| Others |
| IACC | Interagency Autism Coordinating Committee
| Others |
| IACC | International Agricultural Coordinating Committee
| Others |
| IACC | International America's Cup Class
| Others |
| IACC | International Anti Corruption Conference
| Others |
| IACC | International Anti Counterfeiting Coalition
| Others |
| IACC | International Anti-Corruption Conference
| Others |
| IACC | International Anti-Counterfeiting Coalition
| Others |
| IACC | International Associated Cargo Carrier
| Others |
| IACC | International Association of Color Consultants
| Others |
| IACC | International Association of Commercial Collectors
| Others |
| IACC | International Association of Conference Centers
| Others |
| IACC | International Association of Conference Centres
| Others |
| IACC | Iranian American Community Center
| Others |
| IACC | Irish American Community Center
| Others |
| IACC | Islamic Association of Collin County
| Others |
| IACC | Israeli Antisemitic Cartoons Contest
| Others |
| IACC | Italian American Chamber of Commerce
| Others |
| IACC | Italian American Community Center
| Others |
| IACC | Italy-America Chamber of Commerce
| Others |