| Acronym | Definition |
|---|
| ITCA➣International Topper Class Association (sailing) |
| ITCA➣International Travel Catering Association |
| ITCA➣International Teleconferencing Association |
| ITCA➣Irish Terrier Club of America |
| ITCA➣International Triennale of Contemporary Art (Prague, Czech Republic) |
| ITCA➣Independent Television Companies Association |
| ITCA➣Information Technology Compliance Association (Netherlands) |
| ITCA➣International Technical Caramel Association |
| ITCA➣IT (Information Technology) Coordinators Association (Japan) |
| ITCA➣Invest to Compete Alliance |
| ITCA➣Independent Television Contractors Association |