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USPS

Here are the most common meanings for USPS across different fields.

Government
United States Postal Service

The U.S. postal mail service.

Example: The replacement card arrived through USPS.

Related acronyms

NASA
National Aeronautics and Space Administration
FDA
Food and Drug Administration
FBI
Federal Bureau of Investigation
IRS
Internal Revenue Service
CIA
Central Intelligence Agency
TSA
Transportation Security Administration