The Postal Service rules and guidelines for constructing, placing, and maintaining mailboxes and door slots. If you opt to construct your own mailbox, it must meet the same standards as manufactured boxes, so show the plans to your local postmaster for approval. Before installing a new mailbox, you should be aware of the requirements and recommendations that are set forth by the United States Postal Service. Mailbox height is important – the mailbox will need to be on a post that places the opening of the box between 41 and 45 inches from the surface of the road (not the ground where you will be inserting the post), and no more than 6 to 8 inches from the curb. You can still have fun with your mailbox design – just allow for the minimum internal dimensions shown in the diagram below to make mail delivery easy and safe.
Set the post and fill the hole with the prepared concrete mix. The regulations for US Postal Service mail box is specified in the Domestic Mail Manual created by the US Postal Service. The dimensions reflect the minimum interior size. USPS Approved Mailbox Sizes & Installation Guidelines.
Curbside mailbox posts should be buried less than 24 inches deep and made from wood no larger than 4 inches high by 4 inches wide. Dimensions for an approved package mailbox are no larger than 22 1/2 inches long, 8 inches wide and 11 1/2 inches high. Installing, repairing or replacing your own mailbox post can be a chore but these hints should help you understand the types of posts available as well as installation methods. US Postal regulations regarding mailbox location and height. We recommend that this height be closer to the 45 measurement to minimize conflict with the height of the plow truck wing when snow is being pushed back during, or between, winter storms.
A letter box, letterbox, letter plate, letter hole, deed, mail slot, or mailbox is a receptacle for receiving incoming mail at a private residence or business. For the opposite purpose of collating outgoing mail, a post box is generally used instead. When I took my custom mailbox to the postal service for approval, the postmaster handed me a form that details how a mailbox should be installed. These units meet all the requirements of USPS-STD-4C, the new high-security standard developed by the United States Postal Service. Salsbury ADA Compliance All 6 Door High, 5 Door High, 4 Door High, 3 Door High and several 10 Door High Salsbury standard configurations meet ADA reach requirements for all mailboxes and parcel lockers when installed at heights listed in the installation details below. The minimum dimensions of this internal space shall be 160 mm. Buy Mailbox Posts & Stands at Wayfair. Enjoy Free Shipping & browse our great selection of Mailboxes & Address Plaques, Address Lights, Address Lettering & Numbers and more!. Rockport Mailbox Post with No-Dig Steel Pipe Anchor Kit. Overall Height. in. to in. Before you begin, contact your local post office to check mailbox regulations.