| AECB | Acute Exacerbation of Chronic Bronchitis 
| Others |
| AECB | Acute exacerbation of chronic bronchitis (chronic bronchitis)
| Others |
| AECB | Acute Exacerbations of Chronic Bronchitis
| Others |
| AECB | Adult Education College Bexley
| Others |
| AECB | Afghan Energy Capacity Building
| Others |
| AECB | Al Etihad Credit Bureau
| Others |
| AECB | Alabama Electrical Contractors Board
| Others |
| AECB | American Express Centurion Bank
| Others |
| AECB | Association for Environment Conscious Building
| Others |
| AECB | Association for the Export of Canadian Books
| Others |
| AECB | Association of Environmental Clubs of Botswana
| Others |
| AECB | Atomic Energy Control Board
| Others |