| Acronym | Meaning |
 | NCIS | Naval Criminal Investigative Service |
| OSF | Office Of Space Flight |
| DOI | Department Of The Interior |
| TVA | Tennessee Valley Authority |
| OPPTS | Office Of Prevention |
| EOIR | Executive Office For Immigration Review |
| ATSDR | Agency For Toxic Substances And Disease Registry |
| HAC | Health Administration Center |
| OFA | Office Of Family Assistance |
| LSC | Legal Services Corporation |
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