| Acronym | Meaning |
| NMB | National Mediation Board |
| NHI | National Highway Institute |
| OLMS | Office Of Labor Management Standards |
| NREVSS | National Respiratory And Enteric Virus Surveillance System |
| IA | Import Administration |
| USN | United States Navy |
| NFA | National Fire Academy |
| CPSC | Consumer Product Safety Commission |
| WB | Women's Bureau |
| NCES | National Center For Education Statistics |