| Acronym | Meaning |
| UPU | Universal Postal Union |
| NCVHS | National Committee On Vital And Health Statistics |
| ARBA | Army Review Boards Agency |
| ORACBA | Office Of Risk Assessment And Cost-Benefit Analysis |
| SLAC | Stanford Linear Accelerator Center |
| HHS | Department Of Health And Human Services |
| OALJ | Office Of Administrative Law Judges |
| BEA | Bureau Of Economic Analysis |
| GCMD | Global Change Master Directory |
| TDA | Trade And Development Agency |