| Abbreviation | Definition |
|---|---|
| ITPC | Information Technology Professional Conference |
| ITPC | International Technology Partners Conference |
| ITRC | International Turfgrass Research Conference |
| ITRE | International Conference on Information Technology: Research and Education |
| ITS | SBT/IEEE International Telecommunications Symposium |
| ITSC | Innovative Technology Schools Conference |
| ITSC | Instructional Technology Strategies Conference |
| ITSC | International TOVS Study Conference |
| ITSCE | International Thermal Spray Conference & Exposition |
| ITSF | International Telecom Sync Forum |
| ITSMF | Information Technology Service Management Forum |
| ITTC | International Towing Tank Conference |
| ITTC | International Trenchless Technology Conference |
| IUC | International Users Conference |
| IUC | Internationalization and Unicode Conference |
| IUNC | International Universities Networking Conferences |
| IUPC | International Urban Plant Conferences |
| IUS | International Ultrasonics Symposium |
| IVA | Israel Venture Association |
| IVBC | Internet Virtual Bigfoot Conference |