| AHR | Ablative Heat Rate 
| Others |
| AHR | Academic Human Resources
| Others |
| AHR | Active Head Restraint
| Others |
| AHR | Ad Hoc Report
| Others |
| AHR | Address High Register
| Others |
| AHR | Adelaide Hot Rodders
| Others |
| AHR | Adjusted Hazard Ratio
| Others |
| AHR | Admin House Revamped
| Others |
| AHR | Advanced Hardware Replacement
| Others |
| AHR | Advanced Health Resources
| Others |
| AHR | Affordable Housing Resources
| Others |
| AHR | Airway Hyper reactivity
| Others |
| AHR | Allegheny Highlands Region
| Others |
| AHR | American Haflinger Registry
| Others |
| AHR | American Health Resources
| Others |
| AHR | American Healthcare Resources
| Others |
| AHR | American Historical Review
| Others |
| AHR | American Hope Resources
| Others |
| AHR | American Hot Rod
| Others |
| AHR | Amp Hold Release
| Others |
| AHR | Amsoil Synthetic Super Heavy Weight Racing Oil
| Others |
| AHR | Ana Hurka Robles
| Others |
| AHR | Andrew Hayes Racing
| Others |
| AHR | Animal House Rescue
| Others |
| AHR | Animal Housing Room
| Others |
| AHR | Animals Have Rights
| Others |
| AHR | Anita Hassanandani Reddy
| Others |
| AHR | Ann has the Red
| Others |
| AHR | Another Hare Route
| Others |
| AHR | Arabian Horse Registry
| Others |
| AHR | Aryl Hydrocarbon Receptor
| Others |
| AHR | Aryl Hydrocarbon Receptors
| Others |
| AHR | Asrar Hadramawt Restaurant
| Others |
| AHR | Assisted Human Reproduction
| Others |
| AHR | Atrial Heart Rate
| Others |
| AHR | Attack Helicopter Regiment
| Others |
| AHR | Australian Hot Rodder
| Others |
| AHR | Autodromo Hermanos Rodriguez
| Others |
| AHR | Automatic Adjust Head Restraint
| Others |
| AHR | Automotive History Review
| Others |
| AHR | Average Heart Rate
| Others |
| AHR | The American Historical Review
| Others |