U.S. Government
- United States Department of Energy
- United States Department of Health and Human Services
- United States Department of Homeland Security
- United States Department of Justice
- United States Department of Labor
- United States Department of State
- United States Department of the Treasury
- United States Department of Veterans Affairs
- United States Geological Survey
- United States International Trade Commission
- United States Marine Corps
- United States Occupational Safety and Health Administration
- United States Secret Service
- United States War Department
- United States. Bureau of the Census
- United States. Consumer Product Safety Commission
- United States. Directorate of Science and Technology. Environmental Measurements Laboratory
- United States. Immigration and Naturalization Service
- United States. Internal Revenue Service
- United States. National Endowment for the Arts