The Smarter Mailbox Choice for New Communities

When planning a new residential community, every detail matters—from landscaping and lighting to signage and street layout. But one of the most overlooked infrastructure decisions is also one of the most important: the mailbox system.

Cluster box units (CBUs), also known as centralized mail delivery systems, are the modern standard for multi-home developments, and for good reason. They are not only USPS-approved but also deliver unmatched advantages in security, cost-efficiency, and long-term aesthetics.

CBU (Cluster Box Unit): A centralized mailbox system used for residential and commercial mail delivery, typically with 8, 12, or 16 locking compartments plus an outgoing mail slot.

1. USPS Compliance That Future-Proofs Your Project

CBUs are designed to meet or exceed USPS standards, meaning no surprises when it comes to inspections or handoffs. Installing approved units like Florence or Salsbury CBUs ensures mail delivery won’t be delayed—and future residents won’t face compliance issues down the road.

2. Built for Durability and Cost Savings

Unlike wall-mounted boxes or standalone posts, CBUs are designed to weather decades of outdoor use. Features like powder-coated finishes, stainless steel hardware, and tamper-resistant locks reduce maintenance costs over time.

FAQ: Do CBUs reduce long-term maintenance costs?
Answer: Absolutely. Their all-in-one construction and rust-proof materials mean fewer repair calls, no post replacements, and less wear from environmental exposure.

3. Enhanced Community Aesthetics

Today’s CBUs come in a range of finishes and configurations to complement the architectural style of your neighborhood. From classic sandstone to sleek black, CBUs can align with your signage, lighting, and overall streetscape.

Pedestal Cluster Mailbox: A freestanding mailbox unit mounted on a single pedestal, often used in neighborhoods for centralized delivery.

4. Built-In Security and Resident Trust

With parcel lockers, anti-pry doors, and outgoing mail protection, modern CBUs prioritize resident safety. Secure mail means fewer complaints, happier homeowners, and less risk of theft-related liability.

FAQ: Are CBUs safe from mail theft?
Answer: Yes—high-quality CBUs come with tamper-resistant locks, internal hinges, and reinforced doors to prevent unauthorized access.

Ready to Upgrade?

Is your development still using outdated mailbox clusters—or worse, planning without a delivery system in place?

Let us help. Forsite partners with developers and HOAs nationwide to design and deliver USPS-compliant, attractive, low-maintenance cluster mailbox units that stand the test of time.

Ready to specify CBUs for your next project? Reach out today and let us guide you through it.