Roadside Mailbox Regulations. The height of the mailbox must be between 41 and 45 inches above the road surface, unless the road or curb does not allow for this. Below are some tips for mailbox placement to help reduce the chances of damage during winter plowing:. 4 for a wooden post or 2 diameter for a steel pipe post for roadside barrier safety. The United States Postal Service (USPS) provides standards for mailboxes on the side of the highway. The mailbox should be 41-45 inches above the road surface and 6-8 inches from the face of the curb or road edge.
Below are some tips for mailbox placement to help reduce the changes of damage during winter plowing: Place reflective material on the side of the box visible to approaching traffic, also, 4 high letters to identify the address is recommended to assist emergency vehicles. Roadside mailboxes must be on the right-hand side of the road, determined by the direction the carrier will be traveling. The roadside face of the box should offset the following distances:. The roadside face of the mailbox shall be offset from the edge of the traveled way a minimum distance of the greater one of the following:. B. Twenty-one-inch length, 8.8-inch width, 10.5-inch height;.
Enable your mail carrier to pull up to the mailbox, insert your mail, and proceed without having to exit the vehicle. Official Mailbox Placement Guidelines! These units meet all the requirements of USPS-STD-4C, the new high-security standard developed by the United States Postal Service.