| ISRI | Information Science Research Institute 
| Others |
| ISRI | Information Society Research Institute
| Others |
| ISRI | Information Systems Research Institute
| Others |
| ISRI | Institute for Scrap Recycling Industries
| Others |
| ISRI | Institute For Software Research International
| Others |
| ISRI | Institute Of Scrap Recycling Industries
| Others |
| ISRI | Intelligent Systems Research Institute
| Others |
| ISRI | International Society for Research on Identity
| Others |
| ISRI | Islamic School of Rhode Island
| Others |