| Acronym | Definition |
|---|
| ERPO➣Extreme Risk Protection Order (gun violence protection) |
| ERPO➣Examination, Recruitment and Placement Office (Philippines) |
| ERPO➣Extramural Research Program Office (National Center for Injury Prevention and Control) |
| ERPO➣Europejski Rzecznik Praw Obywatelskich (Polish: European Ombudsman) |
| ERPO➣Emergency Restoration Project Office |