| Acronym | Meaning |
 | PSC | Program Support Center |
| PHN | Center For Population |
| NMFS | National Marine Fisheries Service |
| FAA | Federal Aviation Administration |
| TASC | Transportation Administrative Service Center |
| WB | Women's Bureau |
| OECA | Office Of Enforcement And Compliance Assurance |
| FEMA | Federal Emergency Management Agency |
| BFRL | Building And Fire Research Laboratory |
| NRL | Naval Research Laboratory |
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