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| 1792–1829 | 1829–1837 | 1837–1971 |
1792–1829[]
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LOGO MISSING |
1829–1837[]
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BETTER LOGO NEEDED |
1837–1971[]
The United States Post Office Department was replaced with the United States Postal Service on July 1, 1971.
Federal executive departments of the United States
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| Current Agriculture | Commerce | War | Education | Energy | Health and Human Services | Homeland Security | Housing and Urban Development | Interior | Justice | Labor | State | Transportation | Treasury | Veterans Affairs Former |