| Acronym | Meaning |
 | ORD | Office Of Rare Diseases |
| OST | Office Of Science And Technology; Office Of The Secretary Of Transportation |
| OMHAR | Office Of Multifamily Housing Assistance Restructuring |
| NOAA | National Oceanic And Atmospheric Administration |
| USNCB | United States National Central Bureau Of INTERPOL |
| NTP | National Toxicology Program |
| SSI | Supplemental Security Income Program |
| MOLIS | Minority On-Line Information Service (ceased Operation 7/3/02) |
| ACDA | United States Arms Control And Disarmament Agency |
| CSAP | Center For Substance Abuse Prevention |
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