Cluster Box Unit – 8 Doors / 2 Parcel Lockers | Salsbury Model 3308

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Salsbury 3300 Series Cluster Box Unit

    • Official USPS Access
    • 2 parcel lockers
    • 8 incoming mail compartments
    • 1 outgoing mailslot


Centralize your mailboxes with this weather-resistant cluster box unit.

These CBU’s are officially licensed and authorized by the USPS. Choose between our standard or decorative cluster box models in a variety of colors.


  • USPS Access
  • Weather-resistant powder-coated finish
  • Constructed of heavy-duty aluminum and stainless steel hardware
  • Heavy-duty 5 pin cylinder cam lock with a dust/rain shield and 3 keys
  • Includes matching pedestal
  • Ideal for commercial and residential developments
  • Additional custom options available upon special request(extra keys, replacement locks, custom engraved doors, and more)
  • Locking incoming mailboxes and parcel lockers that prevent stolen mail/parcels and identity theft
  • All models are available in different colors.  Pictures are available upon request.


Some local post offices are mandating CBU use instead of traditional mailboxes for new communities. Prior to ordering, consult your local postmaster to determine your local postal requirements.


Additional information


Standard, Decorative


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