What is an outdoor cluster mailbox?
An outdoor cluster mailbox, also known as a CBU, is a freestanding, centralized mail delivery system. CBUs include multiple tenant compartments and a USPS-accessible master door for carrier delivery.
Make sure to choose
the right mailbox
Don't worry, we can help you figure out what's best and most cost efficient for your space. A representative at U.S. Mail Supply will help you figure out what is required for USPS or private delivery, the number of units you need and any information required for installation.
