10 Best large mailboxes of 2025

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1

Mail Boss

Mail Boss Orca XL Extra Large Steel Mailbox – USPS Approved T4 Rural Mailbox – Heavy-Duty Galvanized Steel, Powder-Coated, Non-Locking Design – Model #7306, Black
9.8

Exceptional

Our Rating
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Value for Money

2

ARCHITECTURAL MAILBOXES
ARCHITECTURAL MAILBOXES Grand Haven Plastic, Mailbox and Post Kit, Black Extra Large

10% Off
Main highlights

Oversized Mailbox and Post Combo
Convenient combination includes mailbox, slip-over post sleeve, mounting and installation hardware. Extra-large capacity perfect for online shoppers. Constructed from heavy-duty, rust-proof plastic.

Ideal for Frequent Shippers
Perfect for online shoppers and small business owners. Holds multiple packages alongside mail, magazines, and padded envelopes. All-weather durability with a UV inhibitor.

Ease of Assembly
Commonly praised for easy assembly. Most users assembled it in just a few minutes using only a screwdriver. Clear instructions and snug-fitting parts.
Key specs
- access:Front
- size:Extra Large
- color:Black
- material:Plastic
- mounting:Post Mount
9.6

Exceptional

Our Rating

9.5
lasts a long time

8.4
Durability

8.4
Easy to build
3

Gibraltar Mailboxes
Gibraltar Mailboxes Stanley Extra-Large Capacity Galvanized Steel Grey, Post-Mount Mailbox, ST200000
Main highlights

Key Features
Extra-large capacity, heavy-duty galvanized steel, rust-resistant, fully assembled, includes outgoing mail flag. Ideal for multiple packages and weather durability.

Ideal Use Cases
Perfect for homeowners receiving large volumes of packages, in areas with harsh weather conditions, ensuring safe and dry mail storage.

Customer Reviews
Most praised for its sturdy construction and ample space, accommodating large packages easily and securely.
Key specs
- access:Front
- size:N/A
- color:Gray
- material:Alloy Steel
- mounting:Post Mount
9.3

Excellent

Our Rating

9.7
Easy to build

9.5
Easy installation

8.9
Durability
4

ARCHITECTURAL MAILBOXES
Architectural Mailboxes 950020B-10 Centennial Postmount Mailbox, XL, Black
Main highlights

Key Features & Benefits
Spacious, corrosion-resistant mailbox fits USPS large flat rate boxes, features a sleek magnetic closure, and mounts easily to existing posts.

Ideal Use Cases
Perfect for homeowners receiving large mail volumes or parcels, ensuring security and protection from the elements.

Customer Praise
Reviewers consistently highlight its durable construction and how effectively it keeps mail dry and secure.
Key specs
- access:Front
- size:N/A
- color:Black
- material:Metal
- mounting:Post Mount
9.0

Excellent

Our Rating

9.9
Easy to build

9.9
lock easily

9.5
worth the money
5

Plexon
Plexon Jumbo Size Rural Mailbox, 3175 cu-in Capacity, Galvanized Steel, Powder-Coated, 15 in. H x 11.69 in. W x 24.82 in. L (Black, Extra Large)
Main highlights

Extra Large Capacity
The mailbox boasts a 3175 cu-in capacity, accommodating multiple packages and envelopes efficiently.

Versatile Installation
Ideal for residential or commercial use with compatibility for various accessories.

Durability and Weather Resistance
Praised for its robust design and powder-coated finish that withstands outdoor elements.
Key specs
- access:Front
- size:N/A
- color:Black
- material:Alloy Steel
- mounting:Post Mount
8.8

Very Good

Our Rating
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6

Step2

Step2 Town-to-Town XL Post-Mount Mailbox, Weather Resistant, Large Outdoor Mailboxes, Made of Durable Plastic, Easy to Install, USPS T4 Sized Mailbox, Flag Included, Onyx Black

20% Off
8.6

Very Good

Our Rating

9.7
lasts a long time

9.7
Durability

9.3
Easy installation
7

Solar

Group Jumbo Size Steel Rural Mailbox ST200000, Gray L8
8.5

Good

Our Rating
8

ARCHITECTURAL MAILBOXES

Architectural Mailboxes 7900-7B-SR-10 Boulder Postmount Mailbox, Large, Black

28% Off
8.3

Good

Our Rating

9.7
Easy to build

9.5
Easy installation

8.9
Waterproof
9

ARCHITECTURAL MAILBOXES
Brunswick Large, Steel, Post Mount Mailbox, Black with Brushed Nickel
Main highlights

Key Features
Heavy-duty galvanized steel, large capacity, rust-resistant with glossy black finish. Pre-drilled holes simplify installation. Magnetic latch and embossed sides enhance functionality.

Ideal Use Cases
Perfect for homeowners receiving high volume mail, including packages and magazines. Suitable for areas exposed to weather elements.

Customer Praise
Most reviews highlight the mailbox`s durability, ample space, and the effective magnetic latch, appreciating its ease of installation and elegant design.
8.2

Good

Our Rating

9.7
Easy to build

9.3
lock easily

9.1
Easy installation
10

ARCHITECTURAL MAILBOXES
Architectural MAILBOXES Ironside Large Capacity Galvanized Steel black, Post-Mount Mailbox, MB801BAM, Metal, Black
Main highlights

Heavy Duty Construction
Engineered from thick gauge, heavy-duty galvanized steel for maximum fortitude and impact resistance. Powder-coated finish resists rust and elements. Large capacity for high volume deliveries.

Ideal for Windy and Rainy Areas
Perfect for locations with extreme weather conditions. Recessed door prevents moisture entry, and overhang design protects against wind and rain.

Highly Durable and Reliable
Customers frequently praise its durability and heavy-duty build. Many appreciate the secure magnetic latch and the longevity compared to plastic mailboxes.
Key specs
- access:Front
- size:N/A
- color:Black
- material:Metal
- mounting:Post Mount
8.1

Good

Our Rating

9.7
materials Quality

8.9
Durability

8.7
Easy installation

10 Best large mailboxes of 2025

1

Mail Boss Orca XL Extra Large Steel Mailbox – USPS Approved T4 Rural Mailbox – Heavy-Duty Galvanized Steel, Powder-Coated, Non-Locking Design – Model #7306, Black

How do we rank?

How do we rank?

Analyzing top stores

2

ARCHITECTURAL MAILBOXES Grand Haven Plastic, Mailbox and Post Kit, Black Extra Large

9.5

8.4

8.4

3

Gibraltar Mailboxes Stanley Extra-Large Capacity Galvanized Steel Grey, Post-Mount Mailbox, ST200000

9.7

9.5

8.9

4

Architectural Mailboxes 950020B-10 Centennial Postmount Mailbox, XL, Black

9.9

9.9

9.5

5

Plexon Jumbo Size Rural Mailbox, 3175 cu-in Capacity, Galvanized Steel, Powder-Coated, 15 in. H x 11.69 in. W x 24.82 in. L (Black, Extra Large)

6

Step2 Town-to-Town XL Post-Mount Mailbox, Weather Resistant, Large Outdoor Mailboxes, Made of Durable Plastic, Easy to Install, USPS T4 Sized Mailbox, Flag Included, Onyx Black

9.7

9.7

9.3

7

Group Jumbo Size Steel Rural Mailbox ST200000, Gray L8

8

Architectural Mailboxes 7900-7B-SR-10 Boulder Postmount Mailbox, Large, Black

9.7

9.5

8.9

9

Brunswick Large, Steel, Post Mount Mailbox, Black with Brushed Nickel

9.7

9.3

9.1

10

Architectural MAILBOXES Ironside Large Capacity Galvanized Steel black, Post-Mount Mailbox, MB801BAM, Metal, Black

9.7

8.9

8.7

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