May 14, 2026
SOUTH CAROLINA – This Mailbox Improvement Week (May 18-24, 2026), the United States Postal Service (USPS) is reminding Americans everywhere to inspect, maintain, and make any needed upgrades to their mailboxes to help keep the mail flowing. Through regular, simple mailbox maintenance akin to Spring Cleaning, customers can help their carriers ensure mail, packages, and special deliveries arrive on time, safely, and securely.
“Your mailbox is the gateway to connection, bringing everything from birthday wishes from loved ones to vital documents to your doorstep,” said Postmaster General David Steiner. “A well-maintained mailbox isn’t just about curb appeal; it’s a partnership in efficiency and precision, helping our carriers continue to deliver for you – every day.”
Each year, USPS designates the third week of May as Mailbox Improvement Week to encourage homeowners with box-on-post-delivery to examine and, where necessary, improve their mailbox appearance and functionality. Regular maintenance not only helps streamline postal operations but enhances the beauty and safety of entire neighborhoods.
Fix up your mailbox in a snap
The yearly initiative calls attention to the wear and tear that occurs, often without customers’ awareness. Some of the most common fixes homeowners may need to make include:
Security is a shared mission
USPS partners with the U.S. Postal Inspection Service to keep postal employees, the mail stream, and the American public safe through education, awareness, laws that protect our nation’s mail network. Here’s how you can help keep your mail safe:
If you know of someone who committed an act of mailbox vandalism, report it to Postal Inspectors at 1-877-876-2455.
LEARN MORE: How to Set Up & Mount a Mailbox
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USPS NEWS