| ITCA | Independent Television Companies Association 
| Others |
| ITCA | Individual Training Competency Assessment
| Others |
| ITCA | Information Technology Centre For Africa
| Others |
| ITCA | Information Technology Consulting Agreement
| Others |
| ITCA | Instituto Tamaulipeco para la Cultura y las Artes
| Others |
| ITCA | Inter Tribal Council Of Arizona
| Others |
| ITCA | International Technology Channels Association
| Others |
| ITCA | International Teleconferencing Association
| Others |
| ITCA | International Topper Class Association
| Others |
| ITCA | International Toy Collectors Association
| Others |
| ITCA | International Travel Catering Association
| Others |
| ITCA | Irish Terrier Club of America
| Others |
| ITCA | Isuzu Technical Center of America
| Others |