What is the meaning of Zip_code?

A postal code, especially for addresses served by the US Postal Service, consisting of a five- or nine-figure number.

Any postal code.

A postal code, especially for addresses served by PhilPost, consisting of a four-figure number.

A grouping of athletes or teams with similar skill level.

To provide with, or allocate to, a zip code.

Source: wiktionary.org