Postal code
A postal code is a series of letters and numbers appended to an postal address for the purpose of sorting mail. Every nation has a different format for the postal code. In the United States, the postal code is known as the zip code.
A postal code is a series of letters and numbers appended to an postal address for the purpose of sorting mail. Every nation has a different format for the postal code. In the United States, the postal code is known as the zip code.