Imperial Mailbox Systems

Decorative Y support bracket used to mount a standard rural mailbox to post. This bracket comes with all the necessary hardware needed for mounting to the post, and the dimensions are as follows: BRK Y dimensions: 11.63″ x 7.75″ x 4.75″ BRK Y weight: 1.5 lbs.

We purchased this bracket to dress up our extra large black mailbox. I wish it was a bit larger, but they all are the same size unless we had one custom made. It is very sturdy and looks good. I highly recommend this bracket.. Saundrena. Stephens City, VA. Tue Jun 30 2026

11.63" H x 7.75" W x 4.75" D

Decorative Y support bracket used to mount a standard rural mailbox to post. This bracket comes with all the necessary hardware needed for mounting to the post, and the dimensions are as follows: BRK Y dimensions: 11.63″ x 7.75″ x 4.75″ BRK Y weight: 1.5 lbs.

It works perfect for our mailbox at a good price. Katiria. Clermont, FL. Mon Jun 15 2026

Post 1 is a cast-aluminum post which is compatible with all Imperial mailboxes with the exception of our larger estate boxes.

The Imperial Box #4 is a cast-aluminum mailbox with a bell design on the door, and an eagle design on both sides of the box. It includes one large brass ring, a large hinge, a flag assembly and any necessary hardware. This is one of Imperial’s estate-sized box and the dimension are as follows: BOX 4L Height: 10.75″ x 15″ x 23.75″ BOX 4L Weight: 24.20 lbs. NOTE: This is a Estate–sized box, and it uses a hinge with four holes. If your current box has three holes in the hinge, you have an Standard-sized box. Shop for Standard Boxes here: Imperial Standard Sized Boxes

The Imperial Box #6 is a cast-aluminum mailbox with a fleur-de-lis design on the door, and a rosetta design on both sides of the box. It includes one large brass ring, a large hinge, a flag assembly and any necessary hardware. This is one of Imperial’s estate-sized box and the dimension are as follows: BOX 6L Height: 10.75″ x 15″ x 23.75″ BOX 6L Weight: 23.00 lbs. NOTE: This is a Estate–sized box, and it uses a hinge with four holes. If your current box has three holes in the hinge, you have an Standard-sized box. Shop for Standard Boxes here: Imperial Standard Sized Boxes

Base 8 is used with D-Series systems and accepts 3″ OD poles. Has octagon-shaped bottom and an access panel for electrical wiring when used with light poles.

Post 3 is a cast-aluminum post which is compatible with all Imperial mailboxes with the exception of our larger estate boxes.

Post 2 is a cast-aluminum post which is compatible with all Imperial mailboxes with the exception of our larger estate boxes.

The Imperial Box #6 is a cast-aluminum mailbox with a fleur-de-lis design on the door, and a rosetta design on both sides of the box. It includes one large brass knob, a large hinge, a flag assembly and any necessary hardware. This is one of Imperial’s estate-sized box and the dimension are as follows: BOX 6L Height: 10.75″ x 15″ x 23.75″ BOX 6L Weight: 23.00 lbs. NOTE: This is a Estate–sized box, and it uses a hinge with four holes. If your current box has three holes in the hinge, you have an Standard-sized box. Shop for Standard Boxes here: Imperial Standard Sized Boxes

The Imperial Estate Box #1 is a cast-aluminum mailbox with a fleur-de-lis design on the door, and a boxed rosetta design on both sides of the box. It includes one large brass ring, a large hinge, a flag assembly and any necessary hardware. This is one of Imperial’s estate-sized box and the dimension are as follows: BOX 1L Height: 10.75″ x 15″ x 23.75″ BOX 1L Weight: 25.26 lbs. NOTE: This is an Estate–sized box, and it uses a hinge with four holes. If your current box has three holes in the hinge, you have an Standard-sized box. Shop for Standard Boxes here: Imperial Standard Sized Boxes

The Imperial Box #4 with a knob. Box 4K is a cast-aluminum mailbox with a bell design on the door, and an eagle design on both sides of the box. It includes one large brass knob, a small hinge, a flag assembly and any necessary hardware.

The Imperial Box #7 is a cast-aluminum mailbox with a horse and buggy design on both sides of the box as well as a plain door. It includes one large brass knob, a small hinge, a flag assembly and any necessary hardware. This is one of Imperial’s standard-sized box and the dimension are as follows: BOX 7 Height: 8.5″ x 11.5″ x 20.75″ BOX 7 Weight: 12.68 lbs. NOTE: This is a Standard sized box, and it uses a hinge with three holes. If your current box has four holes in the hinge, you have an Estate sized box. Shop for Estate Boxes here: Estate Sized Boxes

The Imperial Box #0 is a cast-aluminum mailbox with smooth sides and door. It includes one large brass knob, a small hinge, a flag assembly and any necessary hardware. BOX 0 Height: 8.5″ x 11″ x 20.5″ BOX 0 Weight: 12.10 lbs. NOTE: This is a Standard sized box, and it uses a hinge with three holes. If your current box has four holes in the hinge, you have an Estate sized box. Shop for Estate Boxes here: Estate Sized Boxes. There are 2 holes on the top of the mailbox for a number plate. There are 4 holes in the back of the box to mount to the post. There are 2 holes in the top left of the box on the right side of box that are used for the flag assembly which comes with this product.

The Windsor Post features a 3-inch pole with a decorative base (base 7). Compatible with all Imperial mailboxes.

The Imperial Box #6 is a cast-aluminum mailbox with a fleur-de-lis design on the door, and a rosetta design on both sides of the box. It includes one large brass knob, a small hinge, a flag assembly and any necessary hardware. This is one of Imperial’s standard-sized box and the dimension are as follows: BOX 6 Height: 8.5″ x 11″ x 20.75″ BOX 6 Weight: 11.90 lbs. NOTE: This is a Standard sized box, and it uses a hinge with three holes. If your current box has four holes in the hinge, you have an Estate sized box. Shop for Estate Boxes here: Estate Sized Boxes

Base 3 is used with C-Series systems and accepts 2 3/8″ OD poles.

The Imperial Box #7 is a cast-aluminum mailbox with a horse and buggy design on both sides of the box as well as a plain door. It includes one large brass ring, a small hinge, a flag assembly and any necessary hardware. This is one of Imperial’s standard-sized box and the dimension are as follows: BOX 7 Height: 8.5″ x 11.5″ x 20.75″ BOX 7 Weight: 12.68 lbs. NOTE: This is a Standard sized box, and it uses a hinge with three holes. If your current box has four holes in the hinge, you have an Estate sized box. Shop for Estate Boxes here: Estate Sized Boxes

Love the quality and the fashion statement it has on my home.. Tabitha. Covington, GA. Sat Dec 10 2022

The Imperial Box #0 is a cast-aluminum mailbox with smooth sides and door. It includes one large brass knob, a large hinge, a flag assembly and any necessary hardware. This is one of Imperial’s estate-sized box and the dimension are as follows: BOX 0L Height: 10.75″ x 15″ x 23.25″ BOX 0L Weight: 22.42 lbs. NOTE: This is a Estate–sized box, and it uses a hinge with four holes. If your current box has three holes in the hinge, you have an Standard-sized box. Shop for Standard Boxes here: Imperial Standard Sized Boxes

The Imperial Box #6 is a cast-aluminum mailbox with a fleur-de-lis design on the door, and a rosetta design on both sides of the box. It includes one large brass ring, a small hinge, a flag assembly and any necessary hardware. This is one of Imperial’s standard-sized box and the dimension are as follows: BOX 6 Height: 8.5″ x 11″ x 20.75″ BOX 6 Weight: 11.90 lbs. NOTE: This is a Standard sized box, and it uses a hinge with three holes. If your current box has four holes in the hinge, you have an Estate sized box. Shop for Estate Boxes here: Estate Sized Boxes

Ozod. Feasterville-trevose, PA. Tue Nov 12 2024

Base 6 is used with C-Series systems and accepts 2 3/8″ OD poles.

Base 6 SQ is used with 4″ square poles.

The Imperial Box #0 is a cast-aluminum mailbox with smooth sides and door. It includes one large brass ring, a large hinge, a flag assembly and any necessary hardware. This is one of Imperial’s estate-sized box and the dimension are as follows: BOX 0L Height: 10.75″ x 15″ x 23.25″ BOX 0L Weight: 22.42 lbs. NOTE: This is a Estate–sized box, and it uses a hinge with four holes. If your current box has three holes in the hinge, you have an Standard-sized box. Shop for Standard Boxes here: Imperial Standard Sized Boxes

Decorative base slides over 3″ square pole. Secured with set screws.

The Estate post is a 4″x4″ square post with a 6″x6″ square base. Compatible with all Imperial mailboxes.

Glencia Hodge. Mon Nov 25 2024

The Imperial Box #4 is a cast-aluminum mailbox with a bell design on the door, and an eagle design on both sides of the box. It includes one large brass knob, a large hinge, a flag assembly and any necessary hardware. This is one of Imperial’s estate-sized box and the dimension are as follows: BOX 4L Height: 10.75″ x 15″ x 23.75″ BOX 4L Weight: 24.20 lbs. NOTE: This is a Estate–sized box, and it uses a hinge with four holes. If your current box has three holes in the hinge, you have an Standard-sized box. Shop for Standard Boxes here: Imperial Standard Sized Boxes

The Barcelona post is pier-mounted but with the option of direct-ground burial (using additional BMS Plate Set). Compatible with all Imperial Mailboxes except the Estate-sized boxes.

The Americana base (base 9) is for use with D-Series systems and accepts 3″ OD poles.

This beautiful address plaque gives your home that extra décor needed for the mailman to put your packages at the right door. This product offers optional brass numbers! The product dimensions are as follows: Weight: 4.5 lbs. 19.12″ x 10.125″ x 0.5″

This is big and beautiful! Buy large house numbers for it. It will look so fabulous. I just got it today so I can’t add a picture. Take it from me don’t wait get now and don’t miss out. Just love it! Christine. Christine. Staten Island, NY. Sun May 24 2026

Aluminum number plate for an Imperial Mailbox System. Accomodates all Imperial systems as well as 2 inch brass numbers.

8.88" H x 1" W x 1" D

Black 6-hole Aluminum Anodized Hinge. This hinge is used to connect the door to the mailbox. It includes all necessary hardware. This is a standard size hinge used for a standard Imperial Box, and the dimensions are as follows: Hinge SM dimensions: 6.375″ x 1″ x 1″ Hinge SM weight: 0.10 lbs.

Post 5 is a cast-aluminum post which is compatible with all Imperial mailboxes with the exception of our larger estate boxes.

Fits 3″ square pole. Attaches using set screws.

9

This 2 Inch Brass Number is the perfect touch to your mailbox. Easily attach anywhere on your mailbox with the customized 3m adhesive backing that allows you to peel and stick anywhere on your mailbox!

nice quality, size is a lil smaller than i thought it would be. peel and stick backer,. Jeffrey. Roanoke, VA. Wed Sep 27 2023

Replacement door for #3 mailbox. Includes large brass knob, small hinge and necessary hardware. NOTE: standard mailbox hinge will show 3 screws when door is opened.

Replacement door with bell design for #4 mailbox. Includes large brass knob, small hinge and necessary hardware. NOTE: standard mailbox hinge will show 3 screws when door is opened.

Decorative Wimberly support bracket with cylindrical newspaper holder used to mount a standard rural mailbox to post. This bracket comes with all the necessary hardware needed for mounting to the post, and the dimensions are as follows: CS BRK WB dimensions: 21.25″ x 12″ x 7″ CS BRK WB weight: 4.5 lbs.

Perfect fit, great price.. Anonymous. Thu Apr 30 2026

Fits 3″ square pole. Attaches using set screws.

Fits 3″ OD round pole. Attaches using set screws.

Entrevaux Logo (LOGO 027)

Custom Contempory Mailbox Post System with Wimberly Bracket and Large Solar Box is everything you need for the perfect curbside appeal. This item includes a post, decorative base, solar mailbox, finial, and wimberly support bracket. This item does not include a number plate.

Loon Logo (LOGO 039)

Waters Ridge Logo (LOGO 071)

The complete flag assembly for an Imperial Mailbox System. Includes flag, small brass knob, flag housing and all necessary hardware to mount onto your mailbox.

We put this beauty on the side of our brick mailbox and it looks amazing! Such a nice substantial weight and has held up well! We love it!. Laura Ferlet. Enterprise, AL. Sun Aug 02 2026