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A premium white mailbox with elegant gold accents and 4340 address, set by lush gardens—crafted for timeless curb appeal.

Keystone Series

The Keystone Standard Post Package: Classic Curb Appeal, Tailored to You

Embrace the timeless charm of a Keystone Mailbox mounted on the sturdy and elegant Standard Post. This classic combination offers:

  • Enduring Craftsmanship: Experience the superior quality of solid cast aluminum construction, built to withstand the elements and retain its beauty for years to come.
  • Traditional Elegance: The Keystone Mailbox's classic lines and the Standard Post's understated design complement a wide range of architectural styles.
  • Customization Options: Choose from a selection of timeless finishes to match your home's aesthetic. Personalize your mailbox further with address plaques and other tasteful accessories.

The Keystone Standard Post Package delivers a blend of enduring quality, classic style, and the flexibility to create a mailbox installation that's uniquely yours.
Gaines Manufacturing’s Keystone Standard Post boasts premium cast aluminum, lustrous bronze finish, and elegant gold house number 850.
Elegant white Gaines Keystone Standard Post Package in premium materials, silver 850, red flag—luxury curb appeal and lasting quality.
Elegant white cast aluminum mailbox and post set, featuring premium raised details, lasting finish, and refined curbside presence.
The Keystone Standard Post Package showcases a premium white cast aluminum mailbox and post, exuding timeless elegance and lasting quality.
Elegant black cast aluminum mailbox on matching post, exuding superior durability and prestige; “US MAIL” and address 850 in white.
A premium black mailbox with red flag, set on an elegant, durable post; 850 displayed below for sophisticated curb appeal.
Keystone Standard Post Package: elegant black cast aluminum, red flag, luxury curb appeal; "850" sign below, "US Mail" front panel.
Premium white cast aluminum mailbox set with gold accents and address, exuding long-lasting elegance and superior curb appeal.
Elegant white cast aluminum mailbox with refined gold accents, exuding prestige and durability, atop a stately matching post.
Keystone Standard Post Package: premium cast aluminum mailbox with gold accents, elegant 850 sign, and refined matching white post.
Brown cast aluminum mailbox with elegant rounded top, gold 850 plaque, and robust post—timeless style and unmatched durability.
Keystone Standard Post Package in rich brown cast aluminum, with gold 850 numerals—exuding timeless luxury and unmatched durability.
The Keystone Standard Post Package showcases a premium black finish, ornate eagle detail, and stylish post—crafted for lasting curb appeal.
Exquisite black cast aluminum mailbox with “U.S. Mail” embossing, stately post, and address 850—luxury curb appeal by Gaines.
Keystone Standard Post Package: premium black cast aluminum mailbox, gold "US Mail" and 850 details, on an elegant matching post.
Premium white cast aluminum mailbox with gold-tone accents and post, displaying 850 in gold—luxurious, enduring curbside statement.
Elegant white Keystone Standard Post Package in premium cast aluminum, gold 850, and eagle accents for enduring upscale curb appeal.
The Keystone Standard Post Package showcases premium white cast aluminum, gold lettering, and refined curb appeal on a matching post.
The Keystone Standard Post Package is a prestige cast aluminum mailbox, white finish, house number 850, timeless curb appeal.
A white, premium cast aluminum Keystone Standard Post Package by Gaines exudes luxury and durability; address 850 shown below.
Premium brown cast aluminum mailbox with elegant rounded top and custom 850 plaque, mounted on a stately matching post.
Elegant brown Keystone Standard Post Package with durable cast aluminum mailbox, silver detailing, and a prestige pedestal post.
Elegant dark brown cast aluminum Gaines mailbox and post, showcasing "U.S. Mail" and 850—crafted for prestige and lasting appeal.
Sophisticated black cast aluminum mailbox by Gaines, elegantly mounted with post and address plaque, exuding luxury and timeless curb appeal.
Premium black cast aluminum mailbox on tall post, silver U.S. MAIL plaque, and 850—unmatched durability with refined curb appeal.
A premium black Keystone Standard Post Package showcases gold "US Mail," number 850, and a stately cast aluminum post for lasting elegance.
Elegant beige cast aluminum Keystone Standard Post Package exudes prestige, with bronze US Mail plaque and number "850" for lasting appeal.
The Keystone Standard Post Package showcases premium white cast aluminum, bronze numerals, and timeless curbside sophistication.
The Keystone Standard Post Package showcases a premium, durable mailbox and post in elegant tones, exuding upscale curb appeal.
Keystone Standard Post Package: premium cast aluminum mailbox with luxe gold accents on a stately white post, number 850 in gold.
Luxury cream Keystone Standard Post by Gaines features premium gold accents, expert craftsmanship, and an elegant decorative base.
Cream cast aluminum mailbox with gold “U.S. Mail” and house number 850, exuding luxury and enduring curb appeal.
Keystone Standard: premium cast aluminum mailbox, brown finish, gold accents and 850 detail; refined design enhances upscale curb appeal.
Keystone Standard: premium brown cast aluminum mailbox, gold detailing, and decorative base—luxury curb appeal by Gaines Manufacturing.
Elegant dark brown Keystone mailbox with gold "US Mail" and 850 on premium cast aluminum, domed top, and luxe gold handle.
Elegant black cast aluminum mailbox with gold accents and address 850, showcasing upscale durability and refined curb appeal.
Premium black cast aluminum mailbox with gold accents and house number 850, exuding enduring elegance on a stately post.
Premium black cast aluminum mailbox on ornate post, gold "US Mail" and 850, showcasing timeless elegance and superior durability.
Luxurious white Keystone Standard Post Package by Gaines, boasting premium materials, elegant top, silver mail slot, and 850 digits.

Keystone Standard Post Package

Offered from

Sale price$568.00

The Keystone Standard Post Package offers a timeless and elegant solution for your curb appeal. This package features the iconic Keystone Mailbox, crafted from durable cast aluminum for lasting beauty and resilience. The Standard Post provides a sturdy and refined base, complementing your home's traditional aesthetic. Choose from a variety of classic finishes to create a personalized look, and explore a selection of stylish accessories such as address plaques and decorative cuffs to tailor the installation to your needs.

Further details
See the Limited Edition Now
Mailbox color
Mailbox accent
Mailbox accent finish
Flag side Non-Flag side
Personalization Text (+ $29.00)
Personalization Text (+ $29.00)
Keystone Lockable Insert (+ $99.00)
Decorative Cuff (+ $99.00)
Keystone Address Plaque for Standard Post (+ $99.00)

Lettering is Factory Installed

The Keystone Standard Post Package offers a timeless and elegant solution for your curb appeal. This package features the iconic Keystone Mailbox, crafted from durable cast aluminum for lasting beauty and resilience. The Standard Post provides a sturdy and refined base, complementing your home's traditional aesthetic. Choose from a variety of classic finishes to create a personalized look, and explore a selection of stylish accessories such as address plaques to tailor the installation to your needs.

Mailbox and Post Included.

Pictured with optional address plaque and decorative cuff sold separately.

Gaines Manufacturing’s Keystone Standard Post boasts premium cast aluminum, lustrous bronze finish, and elegant gold house number 850.
Keystone Standard Post Package Sale price$568.00

Keystone Series

Keystone Standard Posts Accessories

Premium black Keystone mailbox by Gaines with gold accents, embossed details, and address—crafted for luxury estates' curb appeal.
Keystone Mailbox Lettering
Keystone Series Mailbox replacement lettering.  Marine grade weather resilient vinyl lettering for use with Keystone Series Mailboxes. Price is per......
Sale price$29.00

3 colors available
Elegantly crafted black aluminum KS-LOCK Insert, rust-resistant; showcases keys—enhancing luxury mailboxes with security and style.
KS-LOCK/ Keystone Lockable Insert
Keystone Series Lockable Insert. Convert any Keystone Series Mailbox to a locking mailbox in seconds. For use ONLY with Keystone Series Mailboxes......
Sale price$99.00
Gaines Manufacturing's Keystone Series cast aluminum post cuff boasts a luxe textured finish, blending durability with timeless elegance.
Decorative Post Cuff
Gaines Decorative Post Cuff  - Powder coat finish. Cast aluminum construction. Mounting hardware and instructions included. Compatible with all new......
Sale price$99.00

5 colors available
Gaines Keystone Series address plaque: premium brown cast aluminum, gold 1440 numerals; elegant bracket and screw for luxury homes.
Keystone Series Standard Address Plaque
Keystone Series Standard Address Plaque  - Powder coat finish. Cast aluminum construction. Mounting hardware included. Each Address Plaque can be p......
Sale price$99.00

5 colors available
View all
A premium white, cast aluminum mailbox with an elegant rounded top and matching post, featuring bold U.S. MAIL and 850 address plaque.

Keystone Series

Traditional Elegance for Timeless Appeal

The Keystone Standard Post Package exudes classic charm. The mailbox's refined design blends seamlessly with the understated lines of the Standard Post, creating a look that complements various architectural styles without feeling dated. Its solid cast aluminum construction and timeless finishes embody a sense of enduring quality.
Luxurious dark brown mailbox with a rounded top, gold accents, and 850 plaque; showcases premium materials and elegant design.

Keystone Series

Customized Style for a Personal Touch

Choose from a range of classic finishes to personalize your Keystone Standard Post Package. Find the perfect complement to your home's exterior, whether it's a traditional black, a warm bronze, or a crisp white. Create a cohesive look that reflects your unique taste.
Elegant black mailbox featuring gold US Mail lettering, showcased on a premium black post with 850 address number, exuding prestige.

keystone Series

Elevate Your Mailbox with Stylish Accessories

Transform your Keystone Standard Post Package with a selection of tasteful accessories. Add a personalized address plaque for a touch of distinction. Opt for a decorative cuff for a touch of grandeur.

Your perfect color pairing awaits! Explore our diverse range of color and finish combinations.