| Acronym | Definition |
|---|
| BRTA➣Bilateral and Regional Trade Agreements |
| BRTA➣Berkshire Regional Transit Authority |
| BRTA➣Baghdad Rapid Transit Authority (Baghdad, Iraq) |
| BRTA➣Bedfordshire Railway & Transport Association |
| BRTA➣Bangladesh Rural Telecom Authority |
| BRTA➣Business Response to AIDS |
| BRTA➣Blue Ridge Technical Academy |
| BRTA➣Bushmans River Tourism Association (Zambia) |
| BRTA➣Black Rock Travel Agency (Black Rock City, NV) |
| BRTA➣Bradford Retired Teachers' Association |
| BRTA➣Babbage Rail Transit Authority |
| BRTA➣Blackpool Radio Taxi Association |