To designate the facility of the United States Postal Service located at 517 Seagaze Drive in Oceanside, California, as the "Charlesetta Reece Allen Post Office Building".

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 517 Seagaze Drive in Oceanside, California, as the Charlesetta Reece Allen Post Office Building.