| Acronym | Definition |
|---|
| ACPO | Association of Chief Police Officers (UK) |
| ACPO | Anti Child Porn Organization |
| ACPO | Acción Cultural Popular |
| ACPO | Association of the Chemical Profession of Ontario (Canada) |
| ACPO | Acute Colonic Pseudo-Obstruction |
| ACPO | Aboriginal Community Police Officers (Australia) |
| ACPO | Assistant Chief Probation Officer (corporate title) |
| ACPO | Association of Corporate Privacy Officers |
| ACPO | Allowable Cost per Order |
| ACPO | Adult Care Providers of Oregon |
| ACPO | Angeles City Police Office |
| ACPO | Advisory Committee on Postulants for Ordination |
| ACPO | Aircraft Position Operator |
| ACPO | Advanced Composites Program Office |
| ACPO | Associate Contractor Project Office |
| ACPO | Adhesive Coated Products of Ohio |
| ACPO | Automatic Cable Printer Operator |
| ACPO | Afghan-Canadian Professionals of Ontario (Canada) |
| ACPO | Assistant Command Post Operator |
| ACPO | Association of Chief Probation Officers |
| ACPO | Army Comptroller Proponency Office (US Army) |
| ACPO | Army Civilian Personnel Online |