| Acronym | Meaning |
| INS | Immigration And Naturalization Service (replaced By USCIS) |
| VA | Department Of Veterans Affairs |
| BARC | Beltsville Agricultural Research Center |
| CITES | Convention On International Trade In Endangered Species Of Wild Fauna And Flora |
| MMWR | Morbidity And Mortality Weekly Report |
| KAPL | Knolls Atomic Power Laboratory |
| RRB | Railroad Retirement Board |
| GSFC | Goddard Space Flight Center |
| NCHS | National Center For Health Statistics |
| CFSAN | National Center For Food Safety And Applied Nutrition |