Request A Mailbox Quote

U.S. Mail Supply, Inc. is your one-stop solution for commercial mailboxes, residential mailboxes, and PO boxes. Our number one goal is to provide the highest quality products at the most competitive prices and to meet our customer’s needs in every way possible. Our reputation has grown to be the best in the industry with over 20 years of experience. If you have any comments or questions regarding U.S. Mail Supply, Inc. or our products, don’t hesitate to contact us. Our knowledgeable customer service staff will be eager to hear what you have to say and help you out. Choosing the right USPS-approved mailboxes can be difficult, and we are here to help.

Contact Us for a Custom Quote

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Our Easy3-Step Quote Process

  • You Submit

    Fill out the quote form with as much information as possible and submit it to the U.S. Mail Supply team.

  • We Quote

    Our knowledgeable staff will review your request and build a quote based on your specific mailbox needs.

  • We Provide

    After we've reviewed your request we will provide you with a customized quote within 1-2 business days.

  • Call us Toll-free

    Would you prefer to talk to a human now? Calling provides immediate personalized service.

  • 800-571-0147

Get In Contact

Nationwide USPS-Approved Mailboxes Supplier Located in Waukesha, Wisconsin

Contact Us

Phone: 262-782-6510

Toll Free Phone: 800-571-0147

Fax: 262.782.6788

Toll Free Fax: 800.589.1068

Make sure to choose the right mailbox

Don't worry, we can help you figure out what's best and most cost efficient for your space. A representative at U.S. Mail Supply will help you figure out what is required for USPS or private delivery, the number of units you need and any information required for installation.