Best Plastic Mailbox Posts in 2026

Large capacity fits larger boxes, padded envelopes, and magazines laid flat

Rust-proof plastic construction is highly durable providing strength and stability

Wide opening allows easily delivery of packages

USPS Approved full-service residential locking security mailbox prevents mail-identity theft; Stainless steel hinges for ease of use

QUALITY: 14- and 16-gauge galvanized welded steel construction defends against vandalism. Mailbox Style: T1

SECURITY: Innovative baffle door accepts small parcels, packages, and a box of checks and also deters fishing. Does not include or require Mounting Plate

Large traditional residential black mailbox with classic post mount has two heavy-duty magnetic access doors for secure front and rear mail retrieval.

Mounting hardware, post cover, and home address adhesive mailbox numbers included.

Large capacity mailbox fits small boxes, newspapers, magazines, envelopes, and other packages. The cherry red flag mail pick up indicator swivels 90 degrees out from the front mailbox door.

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

Convenient newspaper holder keeps papers clean and dry

Front and rear access to interior compartments

Includes address numbers, mounting hardware, and post cover

Convenient newspaper holder keeps papers clean and dry

Package Weight: 7.303 kilograms

Included components: mailbox and post cover

Large residential rustic sandstone/brown cabin mailbox with tree branch post mount has two heavy-duty magnetic access doors for secure front and rear mail retrieval.

Mounting hardware, post cover, and home address adhesive mailbox numbers included.

Large capacity mailbox fits small boxes, newspapers, magazines, envelopes, and other packages. The cherry red flag mail pick up indicator swivels 90 degrees out from the front mailbox door.

Steel reinforced opening resists abuse

Cast aluminum handle

Fully powder coated inside and out

Swings out of the way of snowplows!

Product swings 360 degrees in either direction and returns to road position.

Made of commercial grade steel. Galvanized to prevent rust.

CONVENIENT AND SECURE DROPBOX: This wall-mount mailbox duty holds various mailings, paperwork, newspapers, magazines, small parcels, packages, post office deliveries. It provides the perfect solution for convenient and secure, dropbox applications

WEATHERPROOF: Outdoor mountable mailboxes are made with high quality galvanized steel magnetic cover, black powder coated that locked mails from heavy rain and deliberate theft.

RESIDENTIAL OR OFFICE USE: Aesthetic posts, mounts vertical mailbox stylish look adds modern touch to exterior decor, front door house, commercial or business, classic rural and modern apartment. In terms of its locking security, mailbox has secure key lock with two reserved key locks that is not easy to duplicate.

This decorative mailbox post by Step2 is an easy way to add style to your home. Item dimensions are 58" H x 12.5" W x 31" D.

Timeless design elements like the recessed panels and crown and cove molding mimic real woodwork without the maintenance of wooden mail posts.

Made EverTough, this mailbox post is uniquely indestructible, able to outlast the elements for years to come.

American-made, USPS-approved Extra Large (“T4”) sized mailbox accommodates large padded envelopes as well as small packages

Country of origin: US

Model: 518199

STURDY AND DURABLE POST: Made with heavy duty commercial grade vinyl, this highly visible white mailbox post is built to last, requires no paint or maintenance, and will not yellow over time.

CURB APPEAL: Adorned with tasteful decorative features, this stylish system will add curb appeal and aesthetic value to your home’s exterior.

MAILBOX INCLUDED: Included with the post is a standard size black mailbox constructed from rust-resistant galvanized steel and postmaster approved.

The Ultimate Capitol Mailbox Package with personalized side plaques, door plaque, two-sided Topper & Newspaper box; fashion and function with a classic design

A simple way to display your address, including street name, & last name, while enhancing the curb appeal of your home.

SAND CAST ALUMINUM - Made of sand-cast, high-density aluminum that gives a traditional elegant look to your entryway while withstanding the test of time. Our Alumi-shield weatherproofing protects your investment against the harshest weather and environmental elements to extend the product life and maintain it look and functionalitiy for years to come.

Outgoing mail compartment includes the U.S.P.S. master lock access door and cannot be used for mail distribution

Outgoing mail compartment includes a 10-3/4" W x 3/4" H mail slot and weather protection hood

Include factory installed 3/4" W x 1/4" D trim and a solid rear cover

PERK UP YOUR FRONT YARD: Peaceful Classics Poly Mailbox can add an artistic touch to your front yard. With our decorative 11" H x 19.5" D x 12" H mailboxes for outside, you can receive your every mail happily. This outdoor mailbox can add cheerfulness to your monotonous garden, door, and front yard.

MADE OF WATER-RESISTANT MATERIAL: Wooden mailboxes may not withstand exposure to the elements so we offer a better alternative. Designed for outdoor uses, our poly-material (recycled plastic) mailbox can hold up in any weather. Rain or shine, this weather- and water-resistant small mailbox will always be ready to accept your mails and decorate your lawn.

AMISH HANDMADE MAILBOXES: Made in Pennsylvania the same way for hundreds of years, this Amish mailbox was handcrafted in Lancaster, PA and will stand the test of time. Our Amish Craftsmen are some of the most incredible people you'll come across. These Lancaster County craftsmen may not have their names plastered on the poly mailbox, but each artisan has a story built into each piece of outside mailboxes.