| Acronym | Definition |
|---|
| ECPO➣Eastern Cape Philharmonic Orchestra (South Africa) |
| ECPO➣Essex County Prosecutor's Office (New Jersey) |
| ECPO➣Energy Consumer Protection Office (Queensland, Australia) |
| ECPO➣Enteric-Coated Peppermint Oil (homeopathic therapy) |
| ECPO➣Exhaustive Constant Partial Ordering (grammar) |
| ECPO➣Extra-Corporeal Pump Oxygenation (cardiac resuscitation) |
| ECPO➣Eastern Coastal Patrol Office (Taiwan) |
| ECPO➣European Commission Project Officer (delegate) |