ARHA
| Acronym | Definition |
|---|---|
| ARHA | Alexandria Redevelopment and Housing Authority (Alexandria, Virginia) |
| ARHA | Austrian Reining Horse Association |
| ARHA | Australian Reproductive Health Alliance (Deakin West ACT, Australia) |
| ARHA | Alabama Rural Health Association |
| ARHA | American Ranch Horse Association |
| ARHA | Automatic Random Height Adjustment |
| ARHA | Asymmetric Ring-Hybrid Attenuator |