collection boxes Today there are 140,875 blue boxes in use across the nation * s Fun facts USPS Fact #536 About those iconic blue boxes They weren't always blue Before 1970, they were green, then red, then white, then green again, and finally — beginning in 1955 — red, white and blueGet directions to the mailbox nearest youResults appear instantly based on your current location, or you may enter an address We have the locations of over 0,000 mailboxes and post offices throughout the United States and its territoriesCollection Mailbox Installation and Removal USPS
Fact Check Usps Mailbox Locks Used As Security Measures During Events