| Acronym | Definition |
|---|
| GHCA➣Georgia Health Care Association (nursing homes) |
| GHCA➣Greater Houlton Christian Academy (Houlton, ME) |
| GHCA➣Gung Ho Chuan Association (combat instructors group) |
| GHCA➣Greater Houston Coffee Association (Houston, TX) |
| GHCA➣Greater Highland Crossroads Association (est. 2002; Highland, MD) |
| GHCA➣Grand Hotel Cesare Augusto (Sorrento, Italy) |