| AAF | American Advertising Federation |
|---|---|
| AAG | holandská dutá miera |
| AAM | holandská a indonézska objemová miera |
| AAT | Average Access Time |
| ABR | Average Bandwidth Requirement |
| ACI | alliance Cooperative Internationale (skr.) |
| ADO | Air Defense Operations |
| ADO | Assistant Director of Operation |
| ADT | Average Daily Traffic |
| AEI | Average Efficiency Index |