- ACGA stands for American Community Gardening Association
- ACGA stands for American Council on Gift Annuities
- ACGA stands for Asian Corporate Governance Association
- ACGA stands for Australian Commercial Galleries Association
- ACGA stands for American Corn Growers Association
- ACGA stands for Australian Commonwealth Games Association
- ACGA stands for Association of Clay and Glass Artists
- ACGA stands for Arizona Cattle Growers Association
- ACGA stands for An Comunn Gaidhealach – America
- ACGA stands for American Cut Glass Association
- ACGA stands for Advisory Committee on Governance and Accountability
- ACGA stands for Australian Cashmere Growers Association (Kerryville, NSW, Australia)
- ACGA stands for African Caribbean Golf Association
- ACGA stands for American Carnival Glass Association
- ACGA stands for Australian Climbing Gyms Association
- ACGA stands for ALEAP Credit Guarantee Association
- ACGA stands for American Cranberry Growers Association
ACGA