| AAM | Academy of Ancient Music |
|---|---|
| AAS | Academy of Applied Science |
| AAS | Advances in the Astronautical Sciences |
| AAS | African Academy of Sciences |
| AAS | Alabama Archaeological Society |
| AAS | American Antiquarian Society |
| AAS | American Arachnological Society |
| AAS | American Astronautical Society |
| AAS | American Astronomical Society |
| AAS | American Astrophysical Society |