The new mailboxes are more than 13 inches wide and stand 12 inches high. A typical mailbox, which costs about $20 to $25, has a width of about 7 inches and a height of about 9 inches.

The new larger capacity mailboxes are available at national retailers including Walmart, Lowe’s and Home Depot. Prices will vary but Walmart has models from Architectural Mailboxes available ...