| Rank | Abbreviation | Meaning |
|---|
| ***** | HCC | Houston Community College
| |
| ***** | HCC | Hillcrest Christian College (Gold Coast, Australia)
| |
| **** | HCC | Health Care Clinic (various locations)
| |
| **** | HCC | Hazard Community College (Hazard, KY)
| |
| **** | HCC | Haut Conseil de la Communication (French: High Council of Communication)
| |
| **** | HCC | Health Crisis Center (various locations)
| |
| *** | HCC | Honolulu Community College (Hawaii)
| |
| *** | HCC | Hofstra Cultural Center (Hofstra University; Hempstead, NY)
| |
| *** | HCC | Howard County Center
| |
| *** | HCC | Highland Community College (Highland, KS)
| |
| *** | HCC | Health Career Center (various organizations)
| |
| *** | HCC | Hawkeye Community College (Waterloo, IA)
| |
| *** | HCC | Hampstead Cricket Club (UK)
| |
| *** | HCC | HCC Insurance Holdings, Inc.
| |
| *** | HCC | Host Country Committee
| |
| *** | HCC | Heli College Com
| |
| *** | HCC | Hartford Civic Center (Hartford, Connecticut)
| |
| *** | HCC | Home Community Care (various locations)
| |
| *** | HCC | Hillcrest Children's Center (Washington, DC)
| |
| *** | HCC | Health Council of Canada (est. 2003)
| |
| ** | HCC | Highland Country Club (various locations)
| |
| ** | HCC | Howard County Conservancy
| |
| ** | HCC | Hubcap Collectors Club
| |
| ** | HCC | Hennessy Catholic College
| |
| ** | HCC | Health Care Consulting (various organizations)
| |