| Acronym | Meaning |
 | NCDC | National Climatic Data Center |
| RSA | Rehabilitation Services Administration |
| OAS | Organization Of American States |
| ORD | Office Of Rare Diseases |
| BIA | Bureau Of Indian Affairs |
| INS | Immigration And Naturalization Service (replaced By USCIS) |
| GSA | General Services Administration |
| USMS | United States Marshals Service |
| EOWS | Executive Office Of Weed And Seed |
| JPL | Jet Propulsion Laboratory |
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