- ADTA stands for Abu Dhabi Tourism Authority
- ADTA stands for Avoidance of Double Taxation Agreements (various locations)
- ADTA stands for American Dance Therapy Association
- ADTA stands for Access Data Transfer Assistant
- ADTA stands for Association of Defense Trial Attorneys
- ADTA stands for American Dental Trade Association
- ADTA stands for Advisory Technical Assistance
- ADTA stands for Abbotsford District Teachers’ Association (Canada)
- ADTA stands for Australian Driver Trainers Association
- ADTA stands for Air Data Transducer Assembly
- ADTA stands for Australian Dental Therapists Association
- ADTA stands for Advance Deposit Trust Account
- ADTA stands for Analog Design and Test Automation
- ADTA stands for Adopted Dog Training Association
- ADTA stands for Adelanto District Teachers Association
- ADTA stands for Aviation Development Test Activity
- ADTA stands for Aegis Directed Tracking Antenna
- ADTA stands for Advanced DRAM Technology Alliance
- ADTA stands for Aircraft Development Test Activity
- ADTA stands for Aneurysms of the Descending Thoracic Aorta
- ADTA stands for Armed Defense Training Association (Washington)
- ADTA stands for Advance Design Truck Association
- ADTA stands for Air Defence Technology Asia (conference)
- ADTA stands for Advance Diploma in Tourism Administration
- ADTA stands for Atascadero District Teachers Association (California)
ADTA