HSCO
| Acronym | Definition |
|---|---|
| HSCO | Humane Society of Central Oregon (animal shelter and adoption services; Bend, OR) |
| HSCO | High Speed Cobalt (material used to make metal cutting end mills) |
| HSCO | Human Services Coalition of Oregon (advocacy group) |
| HSCO | Hepatoma Subtracted Clone One |
| HSCO | Hawaii Society of Clinical Oncology |