| BGA | Background Audio 
| Others |
| BGA | Ball Grid Array
| Others |
| BGA | Ball Grid Arrays
| Others |
| BGA | Balled Grid Array
| Others |
| BGA | Band Geeks Of America
| Others |
| BGA | Barista Guild of America
| Others |
| BGA | Barr Group Aerospace
| Others |
| BGA | Barre Granite Association
| Others |
| BGA | Battle Ground Academy
| Others |
| BGA | Beginner's Guide to Aerodynamics
| Others |
| BGA | Beginner's Guide to Aeronautics
| Others |
| BGA | Behavior Genetics Association
| Others |
| BGA | Berkeley Global Access
| Others |
| BGA | Bermuda grass allergen
| Others |
| BGA | Beschermde Geografische Aanduiding
| Others |
| BGA | Beta Gimbal Assembly
| Others |
| BGA | Better Government Association
| Others |
| BGA | Birmingham Golf Association
| Others |
| BGA | Bitmap Graphics
| Others |
| BGA | Bitmap graphics (OS/2)
| Others |
| BGA | Black Gorilla Army
| Others |
| BGA | Blockchain Game Alliance
| Others |
| BGA | Blood Gas Analysis
| Others |
| BGA | Blood Group Antigen
| Others |
| BGA | Blow Gymnastics Altogether
| Others |
| BGA | Blue Green Algae
| Others |
| BGA | Board Game Arena
| Others |
| BGA | Board of Government Advisors
| Others |
| BGA | Boston Green Academy
| Others |
| BGA | Bowling Green Assembly
| Others |
| BGA | Boys generally Asian
| Others |
| BGA | Brent Gutzeit Archive
| Others |
| BGA | Brighter Gen Academy
| Others |
| BGA | Brilliant Green Agar
| Others |
| BGA | Brilliantly Gifted Agency
| Others |
| BGA | British Geophysical Association
| Others |
| BGA | British Geotechnical Association
| Others |
| BGA | British Go Association
| Others |
| BGA | Brokerage General Agent
| Others |
| BGA | Bucaramanga, Colombia
| Others |
| BGA | BundesGesundheitsAmt (German Federal Health Office)
| Others |
| BGA | Business Growth Accelerator
| Others |
| BGA | The Best Girls Around
| Others |