| IIST | Indian Institute of science and technology 
| Others |
| IIST | Indian Institute of Science Technology
| Others |
| IIST | Indore Institute of Science and Technology
| Others |
| IIST | Indore Institute of Science Technology
| Others |
| IIST | Institut International Des Sciences Et De Technologie
| Others |
| IIST | Institute for International Studies and Training
| Others |
| IIST | Institute of Integrated Science and Technology
| Others |
| IIST | Integrated Information Science and Technology
| Others |
| IIST | International Institute for Software Technology
| Others |
| IIST | International Institute for Software Testing
| Others |
| IIST | International Institute of Sports Therapists
| Others |