Traditional Decorative Style Cluster Box Units (CBU) NEW High Security Type (USPS Approved & Postal Certified)

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

Wholesale PricesThe Traditional Decorative Style High Security F-Series Cluster Box Units (CBU) from National Mailboxes are designed to meet or exceed the new USPS Security Standards. They are made entirely of heavy duty extruded aluminum along with all stainless steel components and hinges. These high quality cluster mailboxes are front loading style and include all tenant door locks and keys. Parcel locker compartments for packages, outgoing mail compartments for outgoing mail, and pedestal stands are also included. All CBU mailboxes are offered and available in a wide selection of protective and durable powder coated finish colors. Optional private master locks for private use or private access delivery 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


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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

CBU Colors: Sandstone (Standard Color), Black, Dark Bronze, Postal Grey, Forest Green, and White.

Check out all of our Cluster Box Unit models

Cluster Box Unit FAQs: