- AEIA stands for Australian Entertainment Industry Association
- AEIA stands for Australian Egg Industry Association (North Sydney, New South Wales, Australia)
- AEIA stands for Australian Exporters and Importers Association
- AEIA stands for Australian Early Intervention Association
- AEIA stands for Agenzia Espressi Internazionali Aerei (Italian: Agency Express International Airline)
- AEIA stands for Amplified Enzyme-Linked Immunoassay (endocrinology)
AEIA