Best Rear Mailbox Posts in 2026

Daisy
Last Updated: Jul 17, 2026

At a Glance: Our Top Picks for Rear Mailbox Posts

Architectural Mailboxes 6300B-10 Oasis 360 Locking Parcel Mailbox, Extra Large, Black
#TOP1
Architectural Mailboxes 6300B-10 Oasis 360 Locking Parcel Mailbox,
9.8
PM SCORE
ARCHITECTURAL MAILBOXES 7600R MB1 Mailbox, Medium, Red
#TOP2
Architectural Mailboxes 7600R Mb1 Mailbox, Medium, Red
9.8
PM SCORE
Brunswick Large, Steel, Post Mount Mailbox, Black with Brushed Nickel
#TOP3
Brunswick Large, Steel, Post Mount Mailbox, Black With
9.7
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Rear Mailbox Posts of 2026

Market Overview
Rear Mailbox Posts Reviewed
  • Reviews Analyzed: 23881 Items
  • PM Avg. Rating: 7.9 / 10
31 Products Evaluated
  • Highest Price: $132.00
  • Lowest Price: $6.93
  • Avg. Price: $63.64

Architectural Mailboxes 6300B-10 Oasis 360 Locking Parcel Mailbox, Extra Large, Black

ARCHITECTURAL MAILBOXES
6300B-10
20.00 X 11.30 X 11.50 Inches
15.80 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

USPS Approved Oasis 360 Locking Mailbox is 11.3 in. W x 11.5 in. H x 20 in. D

Accepts parcels 9.5 in. W x 12.6 in. L x 1.5 in. H to 9.5 in. W x 3.5 in. L x 2.5 in. H

Dual door locking parcel mailbox, two doors for easy access

Galvanized steel construction that is fully powder coated inside and out for added corrosion resistance

Predrilled 4 in. x 10 in. mounting holes in floor allows for easy installation. Hardware and mounting bracket may be required to mount to posts not manufactured by Architectural Mailboxes (not included)

Architectural Mailboxes 7600R Mb1 Mailbox, Medium, Red

ARCHITECTURAL MAILBOXES
7600R
20.24 X 6.93 X 8.66 Inches
3.68 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Classically shaped in a refreshed design with embossed door and side panels provide a place for house numbers to be applied

Reinforced door bracket for added rigidity

Front access door opens wide to allow for easy mail removal

Floor is predrilled with mounting holes in a pattern of 10 in. X 4 in. And also 5 in. X 5 in giving you options If you are replacing an existing mailbox

Approved by usps

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

ARCHITECTURAL MAILBOXES
BM16BSNEC
23.00 X 9.00 X 11.00 Inches
9.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Constructed from heavy-duty galvanized steel for extra strength and longevity

Large capacity accommodates high volume mail deliveries including padded envelopes, magazines, and small- to medium-sized packages

Glossy black finish is powder-coated to resist rust and elements, while satin nickel finished accents provide appealing contrast

Magnetic latch ensures door stays firmly closed in between pickups

Embossed sides can be used as guide to align address numbers

Gibraltar Mailboxes Garrison Large Capacity Galvanized Steel Venetian Bronze, Post-Mount Mailbox, Gm160Vbec

ARCHITECTURAL MAILBOXES
GM160VBEC
23.60 X 8.90 X 10.80 Inches
9.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Made from rust-resistant galvanized steel. Capacity: 1475 cubic in

Powder-coated finish adds extra protection from elements

Sides feature embossed lines to assist with aligning address numbers

Large capacity accommodates small to medium size parcels

Magnetic door catch keeps door closed firmly

Top 10 mailbox posts Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Architectural Mailboxes 31

Top 10 mailbox posts Brands Pie Chart


We've carried out a comprehensive analysis of 23,881 reviews on mailbox posts, using our selection criteria to identify the best options in the home improvement. Our findings reveal that most customers typically select mailbox posts priced around $63.64, with top brands including architectural mailboxes, mail boss, step2, sno-flex, zotorun, universal forest products, gibraltar mailboxes, one stop outdoor and bouncebackbox and estes designs mailbox and streetscapes

Our team of expert editors reviewed these high-quality items and handpicked the top 4 mailbox posts for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the home improvement category. These include amazon.com, sno-flex, zrun, rc positive store, maxwarehouse, dmk rem, one stop outdoor, i engineering llc and wyse solutions and estes designs .

We are dedicated to assisting our users in finding the right mailboxes Products based on their needs, saving them considerable time when choosing which mailbox posts to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.