| Acronym | Definition |
|---|
| HCCC | Houston Community College Central (Houston, TX) |
| HCCC | Herkimer County Community College |
| HCCC | Hudson County Community College (Jersey City, NJ) |
| HCCC | Health Charities Coalition of Canada |
| HCCC | Harris County Citizen Corps (Texas) |
| HCCC | Human Caused Climate Change |
| HCCC | Hidden Creek Country Club (Reston, VA) |
| HCCC | Hampden County Correctional Center (Massachusetts, USA) |
| HCCC | Haut Conseil du Commissariat aux Comptes (French: High Council of Statutory Auditors; also seen as H3C) |
| HCCC | Hampshire County Cricket Club |
| HCCC | Hungarian - Canadian Chamber of Commerce (Montreal, Quebec, Canada) |
| HCCC | Harford County Chamber of Commerce (Maryland) |
| HCCC | Hindu Community & Cultural Center (Livermore, CA, USA) |
| HCCC | Health Care Competency Curriculum |
| HCCC | Huron County Circuit Court (Huron County, Michigan) |