| Abbreviation | Definition |
|---|---|
| ASOIAF | A Song Of Ice And Fire |
| ASPA | Aotearoa Student Press Association |
| ASPC | Archive for Small Press & Communication |
| AT | Adventure Time |
| ATA | Albanian Telegraphic Agency |
| ATFF | Act Tactical For Film |
| ATN | Air Transport News |
| ATNP | African Theological Network Press |
| ATS | Angel The Series |
| ATT | Attachment |
| ATV | Another Twangy Voiceover |
| ATV | Associated TeleVision |
| AUCP | American University in Cairo Press |
| AV | Aperture Value |
| AV | Authorized Version |
| AVA | Amateur Voice Actor |
| AVI | Audio Video Interleave |
| AWAG | America Was Already Great |
| AWWN | ACHEMA World Wide News |
| AWWN | Asian World Wide News |