| 2A | 2 Academics | |
| A.B. | Artium Baccalaureaus | |
| A.B. | Alerggy Bodnus | |
| A.M.T | Master of Arts in Teaching | |
| A.Mus.A. | Associate in Music, Australia | |
| A2 | Advanced Level 2 (UK educational qualification) | |
| AA | Associate of Arts | |
| AA | Associate in Arts | |
| AA | Amplitude Adder | |
| AA | Abbreviated Addressing | |
| AA DIP | Antillean Academy DIPloma | |
| AA DIP | Architectural Association Diploma | |
| AA DIP | Architectural Association School of Architecture Diploma | |
| AAA | Associate of Applied Arts | |
| AAAS | African and African American Studies | |
| AAB | Associate of Applied Business | |
| AABA | Associate of Arts in Business Administration | |
| AAD | Antillean Academy Diploma | |
| AAFP | American Academy of Family Physicians | |
| AAFPRS | Fellow of the American Academy of Facial Plastic and Reconstructive Surgery | |
| AAGS | Associate of Arts in General Studies | |
| AAI | Applied Artificial Intelligence | |
| AANE | Amber Anger Note Engerment | |
| AAPALA | American Association of Prior Academic Learning Assessment | |
| AAS | Associate of Applied Sciences | |
