3704D-06 Rear Loading Salsbury 4C Horizontal Mailboxes

3704D06 Rear Loading Commercial 4C Mailboxes
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Retail Price:$550.77
Our Price:$478.93
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  • Ships in 2-3 Weeks.
  • The aluminum Salsbury 4C mailboxes displayed here exceed the security requirements necessary for horizontal, multi-unit, apartment and commercial 4C mailboxes
  • Features heavy gauge, aluminum mailbox construction with series stainless steel components
  • Designed for exceptional strength and long lasting durability for outdoor use
  • Salsbury 4C mailboxes are corrosion resistant and come complete with a powder coat finish to resist the elements
  • Hinged rear door panels are constructed of heavy gauge steel and are powder coated in a durable postal grey finish
  • The USPS requires that these rear loading 4C mailboxes be located in a room that is secure and not open to public access
  • Salsbury commercial mailboxes include 0 parcel lockers and 6 tenant mailboxes plus an outgoing mail slot
  • An optional mail slot plug to restrict access to mail slots is also available, call 1-800-824-9985 for details
  • The parcel lockers’ double locking mechanism offer added security for sensitive packages and oversized mail
  • Choose up to 3 digits for your numbering decals or up to 18 characters for engraved mailbox identification
  • USPS requires that all new construction or major renovations must utilize 4C mailboxes
  • See MailboxWorks complete selection of commercial mailboxes
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Product Details


Item Height (inches) Width (inches) Depth (inches)
Overall 16.5" 31.125" 17"


  • Mailbox Item Number: SIH3704D-06-R
  • Includes: Mailbox, Tenant Door Locks With 3 Keys Each, 6 Tenant Compartments, 0 Parcel Compartments, Outgoing Mail Slot
  • Manufacturer: Salsbury Industries
  • Shipping Weight: 65 lbs.
  • Locking: Locking mailbox.

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