Free-Standing 4C Horizontal Mailboxes

Free-Standing 4C Horizontal Mailboxes

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Brand
  1. Florence Mailboxes 47items
  2. Salsbury Industries 29items
Unit Height
  1. Max. Height Unit 20items
  2. 15 Door High Unit 14items
  3. 11 Door High Unit 7items
  4. 10 Door High Unit 7items
  5. 6 Door High Unit 17items
  6. ADA Compliant 11items
ADA Compliant Units
  1. Yes 24items
  2. No 52items
Number of Mailbox Doors
  1. 1 to 6 Mailbox Doors 13items
  2. 3 Mailbox Doors 2items
  3. 4 Mailbox Doors 3items
  4. 5 Mailbox Doors 1item
  5. 6 Mailbox Doors 2items
  6. 7 to 9 Mailbox Doors 13items
  7. 10 to 12 Mailbox Doors 6items
  8. 13 to 15 Mailbox Doors 5items
  9. 16 to 18 Mailbox Doors 3items
  10. 19 or More Mailbox Doors 6items
  11. Parcel Lockers Only 7items
Number of Parcel Lockers
  1. 1 Parcel Locker 21items
  2. 2 Parcel Lockers 21items
  3. 3 Parcel Lockers 4items
  4. 4 Parcel Lockers 4items
  5. 6 Parcel Lockers 2items
  6. 8 Parcel Lockers 1item
Mount Type
  1. Depot Cabinet 47items
  2. Free-Standing 29items
Security
  1. Locking 47items
Access Type
  1. Front Loading 47items
Delivery Type
  1. USPS Delivery 29items
  2. Private Delivery 47items
4C Horizontal Suite Height
  1. Max. Height Unit - 56-1/2 in. H 12items
  2. Max. Height - 57 1/8" - Standard Height 8items
  3. 15 Door High Unit - 54-3/4 in. H 14items
  4. 11 Door High Unit - 41 3/8" - Standard Height 7items
  5. 10 Door High Unit - 37 7/8" - Standard Height 7items
  6. 6 Door High Unit - 23 7/8" - Standard Height 7items
  7. 6 Door High Unit - 23-1/4 in. H 10items
  8. ADA Compliant - 37-1/4 in. 11items
Mail Capacity
  1. Large Packages 47items
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Choose the Right Freestanding Mailbox for Your Property

A freestanding mailbox is designed to stand independently rather than attach directly to a wall. Depending on the application, this can mean a post mounted mailbox at the curb, a secure parcel drop box, or a commercial 4C unit installed on a pedestal.

We have a scope of choices from classic residential curbside boxes to high capacity package solutions and multi tenant commercial systems. Before choosing, it helps to consider a few key factors:

  • Security features such as locking doors or enclosed drop slots

  • Capacity for letters, padded envelopes, and packages

  • Weather resistance for outdoor installations

  • Installation style including post mount or pedestal mount

Taking a few minutes to match the mailbox type to your property’s needs will help ensure long term reliability and convenience.

Residential Freestanding Mailboxes (Post-Mount Styles)

Residential freestanding mailboxes are typically installed on a post at the curb. They come in a range of sizes, finishes, and designs to suit different home styles and delivery needs.

When comparing options, most shoppers focus on:

  • Size and capacity for letters, magazines, padded envelopes, and small boxes

  • Thoughtfully designed latches and doors, optional flags where needed, and styles that enhance your home’s curb appeal.

  • Material choices such as steel, aluminum, or plastic, each offering different benefits for durability, weight, finish, and rust resistance

If you’re looking for maximum strength and long-term durability, steel is a solid choice. Aluminum, on the other hand, is lightweight and holds up well against the elements. Plastic options are often affordable and easy to maintain.

Mounting hardware or posts may be sold separately, so review each product listing carefully before purchasing.

Secure Package Delivery Mailboxes and Parcel Drop Boxes

For homeowners or property managers who receive frequent deliveries, a secure freestanding mailbox with parcel protection can reduce the risk of theft.

These models are designed to keep packages protected until retrieval. Security features may include:

  • Keyed locks or combination code locks

  • Anti theft designs with enclosed drop slots or rotating drum mechanisms

  • Reinforced doors and tamper resistant construction

Weather protection is another important consideration. Many parcel drop boxes are made from powder coated or galvanized steel to help resist rust and corrosion. Covered drop openings help shield contents from rain and debris.

When choosing a parcel mailbox, select a size based on the largest package you typically receive. This helps avoid missed deliveries or overflow.

USPS-Approved 4C Freestanding Mailbox Units (Commercial)

Freestanding 4C mailbox units are designed for multi tenant and commercial applications such as apartments, condominiums, offices, and mixed use buildings.

These systems typically include:

  • Multiple tenant compartments in a single centralized unit

  • A dedicated USPS master access door

  • An outgoing mail compartment for resident use

Each product offers its own set of configuration options, including single and double column setups with multiple door count choices. Some units offer integrated parcel lockers for larger deliveries and may include ADA compliant height configurations where required.

Always review product specifications to confirm compliance, dimensions, and available configuration options for your project.

Freestanding Mailbox Installation and Accessories

Installation requirements depend on the mailbox type. Residential post mount models typically require a compatible mailbox post. Parcel boxes may install directly into concrete or anchor to a surface. Commercial 4C units are often mounted to pedestals or integrated into enclosure systems.

To complete your installation, you may also need:

  • Mailbox posts or post kits

  • Mounting brackets or anchor hardware

  • Address plaques or house numbers

  • Replacement locks or keys where applicable

Before ordering, check product specifications for dimensions, anchor requirements, and included hardware to ensure a smooth installation process.

Frequently Asked Questions

Yes, anchoring is recommended for stability and security. Most include pre-drilled base plates for easy bolt-down installation on concrete or masonry surfaces.

They’re best for covered outdoor areas like vestibules or breezeways. For full weather exposure, choose weather-rated models with water-management features.

Yes, reinforced steel bases prevent tipping. Properly anchored units can handle heavy use in commercial or multifamily environments.

Yes. The self-supporting design allows for relocation if the property layout changes, making them ideal for temporary or evolving spaces.

Free-standing 4C mailboxes come in multiple heights and configurations to fit your tenant count and parcel volume. You can also customize the number of mail and parcel compartments.

Customers Who Trusted Us With Their Projects

NBC
Major League Baseball
Harvard University
JP Morgan
Cisco
caterpillar
U.S. Department of Defense
U.S. Department of State
USPS Approved
Balfour Beatty
Oregon Tech
Syracuse University
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