| Abbreviation | Definition |
|---|---|
| HCPO | Hopi Cultural Preservation Office |
| HCSSA | Historical and Cultural Studies Student Association |
| HCSSA | Historical and Cultural Studies Students Association |
| HECM | Hamster Embryo Culture Medium |
| HICC | Havering Islamic Cultural Centre |
| HICC | Hiroshima Islamic Cultural Center |
| HKCC | Hong Kong Cultural Centre |
| HLCC | Holyoke Local Cultural Council |
| HLCS | Historical Literary and Cultural studies |
| HMAC | House of Music Arts and Culture |
| HMC | Hospitality Management Council |
| HMCC | Hellenic Museum And Cultural Center (Chicago, Illinois) |
| HMCC | Hispanic Ministries Cultural Center (Saginaw, Michigan) |
| HNSD | Happy National Sisters Day |
| HPC | High Performance Culture |
| HRCC | Hindu Religious Cultural Center |
| HTC | High Trust Culture |
| HTCC | High Throughput Culture Collection |
| HTCC | Hindu Temple and Cultural Center |
| HTCC | Hindu Temple Cultural Center |