PIERS
| Acronym | Definition |
|---|---|
| PIERS | Progress in Electromagnetics Research Symposium |
| PIERS | Port Import Export Reporting Service (US DOC) |
| PIERS | Port Import-Export Reporting System |
| PIERS | Pace Institute for Environmental and Regional Studies (New York) |
| PIERS | Passport Information Electronic Retrieval System |
| PIERS | Prevention, intelligence, Enforcement, Reassurance and Support (policing slogan) |
| PIERS | Program on Innovative Employment Relations Systems (Michigan State University) |