| Acronym | Meaning |
 | OESE | Office Of Elementary And Secondary Education |
| NCUA | National Credit Union Administration |
| OPA | Office Of Population Affairs |
| FINCEN | Financial Crimes Enforcement Network |
| RRB | Railroad Retirement Board |
| NCS | National Communications System |
| USSS | United States Secret Service |
| NACIC | National Counterintelligence Center |
| OSTP | Office Of Science And Technology Policy |
| DMDC | Defense Manpower Data Center |
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