PHCO
| Acronym | Definition |
|---|---|
| PHCO | Patch Hpux Commands and Libraries |
| PHCO | Physician Hospital Community Organization (Spokane, WA; est. 1994) |
| PHCO | Pacific Health Care Organization, Inc. (Medex Healthcare, Inc.) |
| PHCO | Primary Health Care Organization |
| PHCO | Partially Hydrogenated Canola Oil |