| IACIS | Ification Association Of Computer Investigative Specialists 
| Others |
| IACIS | Indo American Centre For International Studies
| Others |
| IACIS | International Aircraft Categorisation And Identification Standard
| Others |
| IACIS | International Association For Computer Information Systems
| Others |
| IACIS | International Association of Colloid and Interface Scientists
| Others |
| IACIS | International Association of Computer Investigation Specialists
| Others |
| IACIS | International Association Of Computer Investigative Specialists
| Others |