| Acronym | Definition |
|---|
| NHCA➣National Hearing Conservation Association |
| NHCA➣Nice Hockey Côte d'Azur (French hockey club) |
| NHCA➣Nebraska Health Care Association |
| NHCA➣Nevada Health Care Association |
| NHCA➣New Hampshire Citizens Alliance |
| NHCA➣National Hispanic Construction Association (Falls Church, VA) |
| NHCA➣Norwood/Holabird Community Association |
| NHCA➣Natural Health Care Alliance (Australia) |
| NHCA➣Noord-Hollands Centrum voor Amateurtheater |
| NHCA➣National Hill Climb Association (United Kingdom) |
| NHCA➣National Healthcare Collectors Association |
| NHCA➣New Hope Christian Academy (Arizona) |
| NHCA➣Naples Health Care Associates (Florida) |
| NHCA➣New Hampshire Chess Association |
| NHCA➣North Heights Lutheran Church |
| NHCA➣North Hills Classical Academy (Michigan) |
| NHCA➣New Hampshire Coaches' Association |
| NHCA➣Naperville Health Care Associates (Illinois) |
| NHCA➣New Hampshire Cemetery Association |
| NHCA➣Nebraska Horse Clubs Association, Inc. |
| NHCA➣North Highland Christian Academy (Georgia) |
| NHCA➣Neighborhood Health Care Alliance (New York state) |
| NHCA➣New Hampshire Chiropractic Association, Inc. |