To designate the facility of the United States Postal Service located at 20 West White Street in Millstadt, Illinois, as the "Corporal Matthew A. Wyatt Post Office".

What it does

A plain-language summary is coming. Here is the official summary from the Congressional Research Service:

This act designates the facility of the U.S. Postal Service located at 20 West White Street in Millstadt, Illinois, as the Corporal Matthew A. Wyatt Post Office.