Cluster Box Units (CBU) NEW F-Series High Security Type – USPS Approved

High-quality CBU Commercial Mailboxes (NEW F-Series Type)

Introducing the New High Security “F” Series Cluster Box Units by National Mailboxes, designed to meet and exceed the new USPS Postal Security Standards. These (USPS Approved) high security type Cluster Mailboxes are outdoor rated and weather resistant and weather-proof. They are front loading style and include parcel locker compartments for packages, an outgoing mail compartment for outgoing mail and pedestal stands for mounting. All tenant door locks and keys are included. All CBU Mailbox models are available in a wide selection of protective powder coated finish colors including sandstone, postal grey, dark bronze, black, white and forest green. Optional private master locks for private use/access delivery applications are also available upon request. Learn More

 - CBU Mailbox Installation Instructions Manual
 - CBU Mailboxes Product Line Information
 - CBU Mailboxes Maintenance Manual

For more product info contact the National Mailboxes Customer Support Center at 1-800-676-5161

USPS Approved       

Product Line Features:

  • USPS Approved (Postal Certified)
  • Front Loading Style
  • Pedestal Included
  • Tenant Locks and Keys Included (Comes with 3 Keys per Lock or per Door)
  • Self-Adhesive Aluminum Number Plates for Door ID Included
  • New F-Series High Security Type
  • Parcel Locker Compartments for Packages & Outgoing Mail Compartments Included
  • Heavy Duty Aluminum and Stainless Steel Construction
  • Weather Resistant, Corrosion Resistant, and Rust Proof
  • FREE Shipping/Freight (Via Truck) Promotional-This Month

Learn More About Cluster Box Units:

What is a CBU Mailbox?

How to install a CBU Mailbox:

Cluster Box Unit FAQs:

CBU Feature and Maintenance Videos:

Watch informative videos that will help you understand the full potential of cluster box units. Whether for commercial or residential use, CBUs are so versatile for any property.