Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Advertising Disclosure
10 Best large mailboxes of 2026
Save up to 20% off
Best Choice1
Mail Boss9.8Exceptional
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
-
product dimensions:15.86"D x 13.78"W x 11.85"H
-
color:Black
-
item weight:16 pounds
-
upc:660753730601
-
item model number:7306
-
-
Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
Careful review Our team ensures quality, value, and fit based on real user feedback
Trusted insights AI and human analysis guide your decisions, reflecting real user prioritiesReal users impact
Thousands of users trust our site daily- Based on millions of stores and reviews
- Shoppers influence our rankings
Value for Money2
ARCHITECTURAL MAILBOXES9.6Exceptional
ARCHITECTURAL MAILBOXES Grand Haven Plastic, Mailbox and Post Kit, Black Extra Large
-
product dimensions: 20.1D x 16.63W x 54.12H
-
color: Black
-
pattern: Solid
-
item weight: 17.12 pounds
-
item model number: GHC40BAM
-
3
Plexon9.3Excellent
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
-
product dimensions:24.82D x 11.69W x 15H
-
color:Black
-
item weight:11.4 pounds
-
upc:N/A
-
item model number:ST2000AM PLX
-
4
ARCHITECTURAL MAILBOXES9.1Excellent
Architectural Mailboxes 950020P-10 Centennial Post Mount Mailbox, Extra Large, Pewter
-
product dimensions:18.3D x 14W x 12H
-
color:Pewter
-
item weight:13.32 pounds
-
upc:N/A
-
item model number:950020P-10
-
5
BlissBoard9.0Excellent
BlissBoard Large Mailboxes for Outside, Black Galvanized Steel Post Mount Mailboxes, Rust-Resistant Large Capacity Metal Mail Boxes for House Outside, 22 x 10.7 x 8.9 inches
-
-
See Today’s Deals & Prices
6
ARCHITECTURAL MAILBOXES8.7Very Good
Architectural Mailboxes 950020B-10 Centennial Postmount Mailbox, XL, Black
-
product dimensions:18.3D x 14.2W x 11.9H
-
color:Black
-
item weight:12.92 pounds
-
upc:N/A
-
item model number:950020B-10
-
7
Step28.5Good
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-
product dimensions:20D x 17W x 14H
-
color:Onyx Black
-
item weight:16.72 pounds
-
upc:N/A
-
item model number:517699
-
8
Plexon8.2Good
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, Green, Extra Large
-
9
RAINHOL8.1Good
Large Mailboxes for Outside, RAINHOL Black Metal Mailbox, Galvanized Steel Post Mount Mail Box, T3 Large Capacity, 23 x 10.7 x 8.9 Inches
-
10
ARCHITECTURAL MAILBOXES7.9Good
Architectural Mailboxes Arlington™ Heavy duty Steel Metal Post Mounted Mail Box for outside, Black, Large USPS Approved Curbside Mailbox
14% Off-
product dimensions: 23D x 9.5W x 11H
-
color: Black
-
item weight: 9 pounds
-
upc:N/A
-
item model number: AR15B000
-
