The post office has been an essential institution for sending and receiving mail for centuries. However, with changing times, the terminology we use to refer to it has evolved. Some popular synonyms for the post office are mail center, mailing office, mail depot, post box, letter box, and mailbox.
Additionally, different countries may have different names for their post office. In the UK, it is commonly referred to as the Royal Mail, while in the US, it is referred to as the USPS (United States Postal Service). Other international synonyms include post office bank, courier office, and delivery office.
Regardless of the name we use, the post office remains an essential service for transporting goods and communications across the globe.