| Abbreviation | Definition |
|---|---|
| HPOA | Hemet Police Officers Association |
| HPOA | Henderson Police Officers Association |
| HPPA | Hawaii Pacific Parks Association |
| HPPA | Houston Promotional Products Association |
| HPTA | Hyde Park Teachers Association |
| HQLA | Highbury Quadrant Leaseholders Association |
| HRACC | Human Resource Association of Central Connecticut |
| HRACC | Human Resource Association of Centre County |
| HRACC | Human Resources Association of the Central Coast |
| HRAM | Human Resource Association of the Midlands |
| HRAQ | Hardware Retailers Association of Queensland |
| HRAS | Human Rights Association in Syria |
| HRBA | Hamilton Regional Business Association |
| HRBA | Human Resources Benchmarking Association |
| HRIA | Hire and Rental Industry Association |
| HRIA | Holiday Rental Industry Association |
| HRLA | High Rock Lake Association |
| HRMA | Human Resource Management Association |
| HSA | Handicap Scuba Association |
| HSAC | Hawaii State Association Of Counties |