| Abbreviation | Definition |
|---|---|
| ASAS | Amrita School of Arts and Sciences |
| ASB | Advance Student Body |
| ASB | American School of Barcelona |
| ASB | Associated Student Body |
| ASBC | Abington School Building Committee |
| ASBC | American School Bus Council |
| ASBM | Albedo School of Business Management |
| ASBM | Asian School of Business Management |
| ASBP | After School Bowling Program |
| ASCA | After School Campus Academy |
| ASCA | Amsterdam School for Cultural Analysis |
| ASCEND | A School Cultivating Excellence Nurturing Diversity |
| ASCEND | After School Centers for Exploration and New Discovery |
| ASCI | Advanced School For Citeseer Ist |
| ASCIP | Alliance of Schools for Cooperative Insurance Programs |
| ASCT | Arizona School Choice Trust |
| ASD | Achievement School District |
| ASD | Allentown School District |
| ASD | American School Directory |
| ASD | American School for the Deaf |