| ACU | Asian Clearing Union (skr.) |
|---|---|
| ADL | Advanced Distributed Learning |
| AEL | Arab European League (skr.) |
| ANS | American Nuclear Society (skr.) |
| APL | American Paintball League (skr.) |
| ARL | Animal Rescue League (skr.) |
| AVI | Audio Video Interleave |
| AZL | Arizona League (skr.) |
| CLT | Canadian Learning Television /skr./ |
| CLT | Center for Learning and Teaching |