| Acronym | Definition |
|---|
| COTA | Certified Occupational Therapy Assistant |
| COTA | Circuit of the Americas (racing) |
| COTA | Children's Organ Transplant Association |
| COTA | Central Ohio Transit Authority (Columbus, OH area) |
| COTA | Children of the Andes (Colombia) |
| COTA | Council On The Ageing (Australia) |
| COTA | Church of the Ascension (various locations) |
| COTA | Conquest of the Aegean (game) |
| COTA | Celebration of the Arts (Jazz Festival; Delaware Water Gap, PA) |
| COTA | Collectif d'Echanges pour la Technologie Appropriée (French: Collective Exchange for Appropriate Technology; Belgium) |
| COTA | College of Trial Advocacy (Orange County Bar Association; California) |
| COTA | Central Oregon Trail Alliance |
| COTA | Council of the Americas |
| COTA | City of Toronto Act (Toronto, Ontario, Canada) |
| COTA | Carabinieri on the Air |
| COTA | Career Opportunities Training Agreement |
| COTA | Central Ohio Teachers Association (Columbus, OH) |
| COTA | Championships of the Americas (International Aerobatic Club) |
| COTA | Church of the Antichrist |
| COTA | Commander's Operations Training Assistant |