| Acronym | Definition |
|---|
| HHC | Health and Hospitals Corporation (New York, NY) |
| HHC | Headquarters Company |
| HHC | Home Health Care |
| HHC | Hand Held Console |
| HHC | Html Help Contents |
| HHC | Html Help Equivalent |
| HHC | Html Help Activex Control |
| HHC | Hand Hygiene Compliance (healthcare) |
| HHC | Het Hogeland College (Netherlands) |
| HHC | Holistic Health Counselor |
| HHC | His Holy Church (Summer Lake, OR) |
| HHC | Horizons for Homeless Children (Massachusetts) |
| HHC | Hereditary Hemochromatosis |
| HHC | Hand-Held Computer |
| HHC | Hutton Honors College (Indiana University) |
| HHC | Hiphopcanada Inc. (website) |
| HHC | Host-to-Host Connection (computing) |
| HHC | Hand-to-Hand Combat |
| HHC | Headquarters & Headquarters Company |
| HHC | Higher Harmonic Control |
| HHC | Happy Hard Core |
| HHC | Hope and Homes for Children |
| HHC | Horsehead Holding Corp. (Pennsylvania) |
| HHC | Housing and Human Concerns (Hawaii) |
| HHC | Highly Hazardous Chemical |
| HHC | Hewlett-Packard Handheld Conference |
| HHC | Hemophilia Home Care (Wisconsin) |
| HHC | Historical Heritage Commission (California) |
| HHC | Hypocalciuric Hypercalcemia |
| HHC | HackerHost.Com |
| HHC | Herma Heart Center (Wisconsin) |
| HHC | Hand Held Crypto |
| HHC | Herbal High Co. |
| HHC | Hackberry Hill Communications |
| HHC | Healthcare Hazard Control |
| HHC | HTML (HyperText Markup Language) Help Compiler (Microsoft) |
| HHC | Hodge Hill College (Birmingham, England, UK) |
| HHC | Hahnemann Homoeopathic Clinic (India) |
| HHC | Happy Home Center |