ISPI
| Acronym | Definition |
|---|---|
| ISPI | International Society for Performance Improvement |
| ISPI | International Society for Pest Information (Germany) |
| ISPI | International Standard Party Identifier (media content identification system) |
| ISPI | Institute for the Study of Privacy Issues (Canada; est. 1997) |
| ISPI | International Strategy and Policy Institute (est. 1994; Chicago, IL) |
| ISPI | Illinois State Psychiatric Institute (Chicago, IL) |
| ISPI | Integrated Systems Processes and Infrastructure |