AI overview
A post box is a public container where people can deposit mail to be collected and delivered by the postal service. It matters because it provides a convenient, accessible way for people to send letters and packages without needing to visit a post office.
AI-generated from the Wikipedia summary — may contain errors.
Article
Postbox of the Russian Post in Moscow A post box (British English; also written postbox; also known as pillar box), also known as a collection box, mailbox, letter box or drop box (American English), is a physical box into which members of the public can deposit outgoing mail intended for collection by the agents of a country's postal service. The term post box can also refer to a private letter box for incoming mail.
History of post boxes