3 Door Standard Vertical Mailbox Unit with Powder Coated Color Finish (Wall Mount) Front Loading (USPS Approved for Replacement Only) – H3503
$401.50 Original price was: $401.50.$376.50Current price is: $376.50.
Free Shipping* until 10/31/26!
*Does not apply to orders shipped to Canada, Hawaii, or AlaskaThe Standard Vertical Mailboxes with Powder Coated Color Finish from National Mailboxes are ideal for use at apartments, condominiums, and office buildings and are designed for replacement and retrofit installations. Made entirely of aluminum, the H3500 series USPS approved 4B+ vertical mailboxes feature a durable powder coated finish available in 3 contemporary colors: Aluminum, Dark Bronze, or Sandstone. Vertical mailboxes are available as Surface Mounted or Recessed Mounted units. Surface Mounted units are designed to be mounted on a wall or other flat surface. Recessed Mounted units are designed to fit into a rough opening.
Unit Size: 18-3/4″W x 19″H x 7-1/2″D
Tenant Compartments: 3
Tenant Compartment Size: 5-1/2″W x 16-1/4″H x 6-3/4″D
Unit Weight: 25 lbs
Colors: Aluminum, Dark Bronze, and Sandstone
Apartment Mailbox FAQs:
- Am I Responsible For My Apartment Mailboxes and Mail?
- How Do Use Apartment Mailboxes to Enhance the Look of Your Community?
- I’m Renovating My Apartment Complex. What Should I Do About the Mailboxes?
- What is Required of Me When I Provide Mailboxes to Apartment Tenants?
- What Type of Mailboxes Can I Provide For My Apartment Complex?
WHOLESALE PRICING
For quantities of 5 or more – Request Quote or Call 800-676-5161 for BULK wholesale pricing
3 Door Vertical Apartment Mailbox Unit With Powder Coated Finish – Front Loading (H3503)
H3503 Powder Coated 3 Door Vertical Mailbox for Apartments and Offices
Discover refined design flexibility with the H3503 from National Mailboxes, featuring three precision-engineered compartments finished in durable powder-coated colors. This unit seamlessly blends functionality with modern aesthetics, making it ideal for properties seeking to elevate their mail center design.
Enhancing Architectural Aesthetics
Proudly manufactured in the USA, the H3503 redefines traditional mailbox functionality with elegant finish options in Aluminum, Dark Bronze, and Sandstone. Whether surface-mounted or recessed, this unit ensures a streamlined, polished appearance that integrates effortlessly into diverse building interiors.
Delivering Streamlined Efficiency
Engineered with a front-loading design, the H3503 simplifies mail delivery and maintenance operations. The thoughtful construction allows flexible installation, offering property managers and builders the adaptability needed for both new developments and retrofit projects.
Elevating Interior Design Versatility
Perfect for apartments, condominiums, and office buildings, the H3503 combines proven reliability with a visually appealing finish. It stands as a testament to the seamless integration of durable construction and sophisticated architectural style.
Unit Size: 18-3/4″W x 19″H x 7-1/2″D
Tenant Compartments: 3
Tenant Compartment Size: 5-1/2″W x 16-1/4″H x 6-3/4″D
Unit Weight: 25 lbs
Colors: Aluminum, Dark Bronze, and Sandstone
Product Features:
- In-Stock (Ships Approx. in 2-3 Business Days)
- USPS approved for replacement and/or retrofit installations
- Made entirely of aluminum
- Doors and trim are striated to resist scratching
- Features a durable powder coated finish
- Secure directly to a wall with mounting hardware (not included)
- Each tenant door includes a 5 pin cylinder cam lock with 2 keys
- Ideal for apartments, condominiums and commercial buildings
Downloads:
- Installation Instructions Standard Vertical Mailbox Unit with Powder Coated Color Finish
- H3503 Recessed Mounted Technical Drawing
- H3503 Surface Mounted Technical Drawing
Related Top Selling Commercial Mailboxes:
- 1 to 7 Tenant Doors 4C Horizontal Wall Mount Mailboxes – USPS Approved
- Roadside Locking Mailbox – USPS Approved
- Colonial Pedestal Locking Mailbox – USPS Approved
Similar Vertical/Apartment Mailboxes:
- 3 Door Standard Vertical Mailbox Unit with Anodized Aluminum/Silver Finish
- 4 Door Standard Vertical Mailbox Unit with Powder Coated Color Finish
- 4 Door Standard Vertical Mailbox Unit with Anodized Aluminum/Silver Finish
Apartment Mailbox FAQs:
- Am I Responsible For My Apartment Mailboxes and Mail?
- How Do Use Apartment Mailboxes to Enhance the Look of Your Community?
- I’m Renovating My Apartment Complex. What Should I Do About the Mailboxes?
- What is Required of Me When I Provide Mailboxes to Apartment Tenants?
- What Type of Mailboxes Can I Provide For My Apartment Complex?
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$2,713.50Original price was: $2,713.50.$2,472.00Current price is: $2,472.00.

















