| Acronym | Definition |
|---|
| HCSC➣Health Care Service Corporation (Chicago, IL) |
| HCSC➣High Cascade Snowboard Camp (Government Camp and Portland, OR) |
| HCSC➣Hospital Clinico San Carlos (Spanish: San Carlos Clinical Hospital; Madrid, Spain) |
| HCSC➣Higher Command and Staff Course (educational Course run at the Joint Services Command & Staff College, Shrivenham, UK) |
| HCSC➣Here Comes Santa Claus |
| HCSC➣Hawaii Community Services Council |