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Mailbox Products

Residential & Commercial Mailboxes



Four Easy Ways to Order

1)Online Ordering: Shopping Cart

2) Phone: 1-800-676-5161

3) Print & Fax: ORDER FORM • Fax: (414) 585-9843

4) Email:

5) Mail: P.O. Box 13144, Wauwatosa, WI 53213

Postal ApprovedPostal ApprovedPostal Certified

Customer Service Hours:
Monday thru Friday 8 a.m. to 5 p.m. CST

All Major Credit Cards Accepted


Free National Mailboxes
Best Sellers Catalog
Postal Approved
Click here to request the
Best Sellers Catalog via U.S. Mail

Click here to Download a Printable Version (pdf format)

Powder Coat Colors Available:

Antique Bronze

Antique Copper


Blonde Gold

Dark Bronze

Forest Green

Gold Speck

Postal Grey

Silver Speck


Applies to select mailboxes including the new 4C series high security horizontals and standard horizontals, cluster box units-(cbus), vertical mailboxes, horizontal & vertical collection boxes and letter boxes.

All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. And all powder coated paint finish colors are weather resistant, rust proof and corrosion resistant providing decades of extended life and use.



North America's Leader in Commercial & Residential Mailboxes

Cluster Box Units (CBUs) Horizontal Mailboxes Vertical Mailboxes 4C Series High Security NDCBU Pedestal Mailboxes
4C Pedastals Private Distribution Horizontal Mailboxes Horizontal Mailboxes-For Private Use/Access Vario Depot Stands Custom Vertical Mailboxes

Curbside Collection Boxes Pedestal Boxes Wall mount vertical collection mailboxes Courier boxes Mail Package Drops
Roadside Mailboxes Private Locking Mailboxes Letter Drops Mail Chest Mailboxes Rural Mailboxes
Rotary Mailbox Exclosures Brass Horizontal Mailboxes Jumbo Outdoor Collection Boxes Parcel Lockers Letter Boxes
Cell Phone Locker Cabinets Key Cabinets Express Mail Centers Data Distribution Mail Boxes Key Lock Boxes

Cluster Box Unit Type 1National Mailboxes, a division of NMHP, Inc., is a leading Midwest based (Wisconsin) manufacturer and supplier of high quality commercial and residential mailboxes. We specialize in both USPS Approved (Postal Certified) and Private Locking Mailboxes. National Mailboxes supplies a wide range of industries and businesses throughout North America. We offer the highest quality security mailboxes at the best possible value. Affordability and quality is what we stand for and strive to achieve.

Popular Locking & High Security Mailboxes

A few of our popular locking mailbox product lines include our USPS Approved horizontal wall-mount mailboxes Cluster Box Units (CBU), NDCBU Pedestal Style Mailboxes, Horizontal/Wall Mount Mailboxes, Vertical Mailboxes, Apartment Mailboxes, Residential mailboxes, Locking Mailboxes, High Security Mailboxes and much more.

Striving to meet our customers' needs, National Mailboxes has been the industry leader in the commercial mailbox industry for decades. Contact us today to see our USPS Approved Cluster Box Units (CBU) selection. Contact us Toll-free at 1-800-676-5161 or email us at

Some of our long-standing, satisfied customers we supply throughout North America include the U.S Postal Service, The Hertz Corporation, Ohio State University, Inland Mid-Atlantic Management Corp., Prudential Properties, Lockheed Martin, and the United States Air Force.

Wide Selection Of Commercial & Residential Mailboxes

Residential MailboxesA wide selection of commercial and residential locking mailboxes are manufactured and distributed to our broad customer base located in all 50 states. Our specialties include everything from one door to sixty door compartment style mailboxes, weather resistant outdoor mailboxes, indoor style mailboxes, front and rear loading style mailboxes, as well as free standing and wall mount style mailboxes. Mailboxes for private use/access or private distribution are also available in addition to our USPS Approved and postal certified product lines.

Other in demand locking mailbox product lines include our high security mailboxes, roadside and curbside mailboxes, multi-tenant mailboxes, condominium and apartment mailboxes, cluster mailboxes, horizontal/wall mount mailboxes, vertical mailboxes, curbside collection boxes, parcel lockers, letter boxes, pedestal drop boxes, NDCBU pedestal mailboxes, and USPS approved/certified cluster box units (CBUs).

Whether you are searching for a one-door compartment mailbox or a 60-door compartment mailbox, you have definitely come to the right source. For order assistance, product questions, or to request special price quotations, feel free to contact our experienced and knowledgeable customer support staff, Monday-Friday from 8 am to 5 pm Central Standard Time. Thanks for visiting National Mailboxes, North America’s Commercial Mailbox Leader.