AATL
| Acronym | Definition |
|---|---|
| AATL | Administration de l'Aménagement du Territoire et du Logement (French: Urban Planning and Housing Administration; Belgium) |
| AATL | Alaska Academy of Trial Lawyers |
| AATL | Advanced Aviation Technology Ltd. (Compton, England, UK) |
| AATL | Advanced Architecture and Technology Lab (Advanced Micro Devices) |