| Rank | Abbreviation | Meaning |
|---|
| ***** | AHRA | Access to Health Records Act
| |
| ***** | AHRA | Azteca Horse Registry of America
| |
| *** | AHRA | Asean Hotel Restaurant Association
| |
| ** | AHRA | American Hot Rod Association
| |
| * | AHRA | Arabian Horse Registry of America
| |
| * | AHRA | Adicional de Hora de Repouso e Alimentação
| |
| * | AHRA | Angeles Hot Rod Association
| |
| * | AHRA | Asociación de Hoteles Rurales de Andalucía
| |
| * | AHRA | Audio Home Recording Act
| |
| * | AHRA | Assisted Human Reproduction Agency
| |
| * | AHRA | American Hospital Radiology Administration
| |
| * | AHRA | Area Human Resource Association
| |
| * | AHRA | American Home Recording Act
| |
| * | AHRA | Automatic Header Rate Adjustment
| |
| * | AHRA | Acton Hot Rod Association
| |
| * | AHRA | Architectural Humanities Research Association
| |
| * | AHRA | Association of Healthcare Radiology Administrators
| |
| * | AHRA | Ambra Human Resource Agency
| |
| * | AHRA | American Himalayan Rabbit Association
| |
| * | AHRA | American Healthcare Radiology Administration
| |
| * | AHRA | Assisted Human Reproduction Act
| |
| * | AHRA | Alberta Health Record Association
| |
| * | AHRA | American Hospital Radiology Association
| |
| * | AHRA | Allegheny Highlands Repeater Association
| |
| * | AHRA | Advanced Helmet Sight Reticle Assembly
| |