Mail Slot Mailboxes

By Baldwin

Lifetime Polished Brass

Designed for use on exposed doors to prevent wind from forcing rain and snow through the slot. The very large opening will accommodate small packages. Hinging the backplate provides additional privacy and a decorative appearance.

This was perfect for our 100 year old house.. Anonymous. Hagerstown, MD. Sun Sep 21 2025

By Architectural Mailboxes

Brass

Give your front door some personality with the Architectural Mailboxes Mail Slot, the mailbox accessory that makes every delivery feel a little more special. Made for letters but tough enough for the long haul, this sleek mail accessory delivers your mail right to your door with a smooth spring-loaded front plate and interlocking flap for a snug, weather-tight fit. Made from durable, weather-ready materials, it’s tough enough to handle the elements while keeping your entryway looking sharp. With all mailbox hardware included, installation is quick, easy, and totally fuss-free because your mail deserves a first-class entrance, too.

Just the right product to keep mail deliveries secure inside my house!. Wendy. Tue Mar 26 2024

By Baldwin

Embrace a sleek, modern aesthetic with this streamlined mail slot. Designed for seamless integration with your home's exterior, it provides a secure and convenient point of delivery for your mail. This USPS-approved slot makes a stylish and practical addition to any contemporary residence.

Looks great on the new door. Joseph. Springfield, PA. Wed Apr 29 2020

By BRASS Accents

Antique Brass, 3" H x 10" W x 1.75" D

Mail Slot is made from solid brass material and is available in many finishes. Mail Slot has flaps on both sides of the door. The exterior is a spring-loaded flap and the interior is a gravity flap. Installation hardware is included making it quick and easy. Enhances the overall appearance of any Entryway. Hole size required: 2-3/4" x 11-5/8". Flap Opening: 2-1/8" x 11". Center to Center is 2 5/8" Horizontal and 11 15/16" Vertical.

Great mail slot!. Lori. Roslyn, NY. Tue Mar 17 2026

By Nuk3y

Black

Mail Slot is made from solid brass material and is available in many finishes. Mail Slot has flaps on both sides of the door. The exterior and interior are spring-loaded flaps. Installation hardware is included, making it quick and easy. Adds charm and distinction to any Entryway. SIZE available in 13" x 3.625" (Opening 11" x 2-1/4")

Absolutely love it. Martisha. US. Fri Feb 06 2026

By BRASS Accents

3" H x 10" W x 1.125''D, Antique Brass

Mail Slot is made from solid brass material and is available in many finishes. Mail Slot has an external spring-loaded flap on the exterior and a frame on the interior. Installation hardware is included, making it quick and easy. Enhances the overall appearance of any Entryway. Hole size required: 2-3/4" x 11-5/8". Flap Opening: 2-3/8" x 11". Center to Center is 2 5/8" Horizontal and 11 15/16" Vertical.

As is always the case, Wayfair offered many options and prices for the item I wanted as well as sufficient information and photos . The transaction was fast and easy.. Carol. Watertown, MA. Sun Aug 31 2025

By Plugsharge

The Through-Wall Mailbox is built for durability and weather resistance, with a stainless steel cover, galvanized steel chute, and cold-rolled steel box to withstand the elements. The rainproof cover keeps your mail, checks, keys, and other items safe, dry, and clean, even in harsh conditions. Designed for easy through-wall installation, it is compatible with walls 5.5'' to 10'' thick and comes with all necessary hardware for quick setup. For added security, this mailbox features a secure key lock and an anti-fishing mechanism with a jagged panel to protect your items from unauthorized access. With its spacious storage (12.25'' x 6.5'' x 15'' exterior), this drop box is perfect for envelopes, cash, checks, and small items, with a 9.4'' x 2.25'' mail slot for easy deposits. The rust-resistant galvanized steel chute ensures long-lasting performance, making it ideal for businesses, offices, and rental properties.

Excellent quality. Anonymous. Tue Apr 14 2026

By idh by St. Simons

These classic mail slots are made of extra heavy duty gauge, high quality wrought (stamped) sheet brass, and are designed primarily to meet the high-quality demands of professionals. They are comparable to and exceed many national name brands in quality and finish. Do not mistake the flimsy lightweight ones with these quality products. These plates will keep its shape after installation.

It arrived and I thought it looked beautiful, but six months later and it’s as dull and discolored as the 15-year old one it replaced. Things just don’t last as long anymore.. Anonymous. Fri Apr 19 2024

By Plugsharge

Introducing the Plugsharge Through The Door Mail Drop Box, crafted from robust 1.5mm thick steel, ensuring unparalleled durability and protection for your valuable mail, envelopes, checks, and keys, whether for your home or office. Safety is paramount with our 12" x 4.25" x 15'' lockable deposit drop box, featuring an anti-fishing design to thwart unauthorized access. Front and rear access capabilities offer convenience and security, allowing for easy item drop-off and retrieval by authorized personnel. Engineered for longevity, our industrial-grade steel mailbox boasts a powder coating finish for both resilience and contemporary style. Designed to fit most doors, with easy mounting on wooden doors up to 1.75 inches thick, this mailbox is the perfect solution for residential and commercial settings alike. Elevate your office security with our back opening mailbox, doubling as a delivery collection point and secure lockbox for front door access. Unlock peace of mind with the Plugsharge Through The Door Mail Drop Box.

By idh by St. Simons

Gordon. Bristol, CT. Fri Jan 12 2018

By Architectural Mailboxes

Say goodbye to runaway mail with the Mail Slot Sleeve, the mailbox accessory that keeps letters from disappearing into hollow doors. It neatly lines your mail slot for a clean, finished look while keeping every envelope right where it should be. Made from stainless steel, this durable mailbox accessory is built to last and designed to fit all Architectural Mailboxes' Mail Slots. Installation is quick, simple, and totally stress-free with the included mounting hardware. Sleek, sturdy, and smart, it’s the little mailbox part that makes a big difference for your door.

Benjamin Cory. Ames, IA. Thu Jul 25 2024

By Stellweilan Tessberg

Beige Through-the-Door Mailbox:Large Space & 1.77 in Chute & Secure and Rainproof Design.

By Plugsharge

Secure, Organize, and Protect with the Plugsharge Heavy Duty Mailbox Door Drop Box Upgrade your security and organization with the Plugsharge Mailbox Door Drop Box, crafted for durability and convenience in sleek black. Designed to safeguard your essentials, this box is perfect for mail, documents, and valuables. Ample Storage for Everyday Needs Featuring dimensions of 9.75''(L) x 4.25''(W) x 14.75''(H), this drop box offers generous space for mail, checks, envelopes, and small valuables such as keys or cash. It’s the versatile storage solution you need for both home and business. Built to Last with Heavy-Duty Materials Constructed with robust 1.2mm thick steel, this durable locking mailbox ensures reliable security for letters, money, checks, and night keys. It’s designed to withstand daily use while keeping your items safe from tampering. Universal Fit for Doors The Plugsharge drop box is designed for easy installation on wooden doors up to 1.75 inches thick. With front and rear access, you can retrieve items effortlessly. Installation essentials are included for a hassle-free setup. Note: This box is designed for door mounting only and is not suitable for wall installation. Discover the perfect blend of security, durability, and convenience. The Plugsharge Heavy Duty Mailbox Door Drop Box is the reliable choice to streamline your mail-handling and storage needs.

By Baldwin

Non-Lacquered Brass

Designed for use on exposed doors to prevent wind from forcing rain and snow through the slot. The very large opening will accommodate small packages. Bronze spring keeps flap tightly closed at all times. Hinging the backplate provides additional privacy and a decorative appearance.

True brass finish. Not too shiny or yellow. Denise. New Orleans, LA. Mon May 18 2026