| Abbreviation | Definition |
|---|---|
| HBLA | Hebrew Benevolent Loan Association |
| HBNA | Hellenic Business Network Association |
| HBNA | Hellenic Business Networking Association |
| HBNA | Historic Brookhaven Neighborhood Association |
| HBNA | Hmong Baptist National Association |
| HBOA | Hazlet Business Owners Association |
| HBPA | Horsemen's Benevolent and Protective Association |
| HBSA | Haas Business School Association |
| HBSA | Hairdressing and Beauty Suppliers Association |
| HBSA | Hispanic Business Students Association |
| HCA | Hollywood Critics Association |
| HCA | Hotel Credit Association |
| HCA | Houston Contractors Association |
| HCA | Hypertrophic Cardiomyopathy Association |
| HCAC | Home Care Association of Colorado |
| HCAD | Howard County Association of the Deaf |
| HCAF | Home Care Association of Florida |
| HCAT | Hispanic Contractors Association De Tejas |
| HCCA | Health Care Compliance Association |
| HCCA | Heavy Construction Contractors Association |