Commercial Mailboxes Residential Mailboxes Mail Center Products Lockers Free Shipping 8 Door CBU, 12 Door CBU, 13 Door CBU, 16 Door CBU, Available in Sandstone
I really like how the categories of different mail products are right on the home page. Super easy to find what I am looking for.

- Meghan
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Postal Products Unlimited, Inc. has proudly served the United States Post Office for nearly twenty years.  We manufacture the highest quality postal products—residential mailboxes, commercial mailboxes, apartment mailboxes, cluster box units, mail center products, locking mailboxes, mailboxes approved directly by and made for the United States Post Office, and any other products necessary for a post office to do business. 

Here on you’ll find our most popular products.  This site was developed specifically for you—design professionals, residential consumers, mail center developers and other professionals in need of mailboxes. seeks to build effective relationships with you in order to better serve your mailbox purchasing needs.  As an authority website on USPS approved mailboxes, we offer a number of resources to help you select the perfect mailbox products to fit your needs, whether you’re seeking a solution for a commercial property, residential property or an apartment complex.  We challenge you to find a bigger and lower-priced selection of 4C, residential and locking mailboxes.  

Ready to find the mailboxes best-suited for your residential or commercial property?  One of our knowledgeable customer service representatives are standing by to tell you all about it!  Our knowledgeable sales representatives routinely help architects, engineers and contractors build custom 3-part specifications using our quality-engineered mailbox products.  Check out the Design Professional Help Center—it allows you to create, download, and print custom specs for your projects quickly and easily.  Whether you need a residential mailbox, commercial mailbox, a cluster box unit, other mail center products, or a specific 4C product, we have the right product to ensure maximum security for your property’s mail functions.

Mailboxes and mail center products are all that we do, so we promise you’ll not only find the best products at the best prices, but that our customer service, resources and support will ensure that you’ll get the best solutions for your needs and assistance in doing so along the way. 


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