This bill expands protections for postal facilities beyond just individual post offices to include processing centers, shipping facilities, distribution centers, and other infrastructure that support post office operations. The legislation amends existing postal law to require the Postal Service to follow the same closure procedures and requirements for these support facilities as it currently must follow when closing a post office itself. This means that before closing any of these facilities, the Postal Service would need to follow established notification and review processes. The bill affects the U.S. Postal Service and communities that rely on postal infrastructure, potentially slowing or preventing facility closures that could disrupt mail delivery. The legislation does not specify new funding or implementation timelines beyond requiring compliance with existing procedural requirements.