Cluster Box Units CBU’s

Welcome to our huge selection of the strongest Cluster Mailbox Units (CBU's) available for home or business! We offer the lowest prices and specialize in working with builders and architects to give their master-planned communities a dramatic look by matching mailbox decorative styles (Standard, Regency, High Security) as well as protecting the neighborhood.

Our high security Cluster Box Units are made of heavy duty aluminum and stainless steel hardware featuring a corrosion resistant powder-coated finish available in several colors. Each comes with a 5 year manufacturer's Warranty and are USPS Approved. Local Post Office approval REQUIRED for location and installation of USPS Master Lock.