/ˈpoʊstəl zoʊn/ – Phrase
Definition: khu vực bưu chính.
A more thorough explanation: A postal zone refers to a specific geographical area designated by postal authorities for the purpose of sorting and delivering mail. It is typically identified by a numerical code or other designation to facilitate efficient mail processing and delivery within that area.
Example: The postal zone for the city of New York is 10001.