zip code

1 of 2

noun

variants or less commonly ZIP code

plural zip codes also ZIP codes

1

: a number that identifies a particular postal delivery area in the U.S.

2

: the geographic area identified by a zip code

zip-code

2 of 2

verb

ˈzip-ˌkōd 

zip-coded; zip-coding; zip-codes

transitive verb

: to furnish with a zip code

Examples of zip code in a Sentence

Recent Examples on the Web

Noun

The Old Farmer's Almanac details specific moonrise times for different ZIP codes across the United States. —Aliza Chasan, CBS News, 5 May 2024

The Harris County pilot targets people who live in certain high-poverty ZIP codes, a population that's disproportionally Black and Hispanic. —Jennifer Ludden, NPR, 3 May 2024

Word History

Etymology

Noun

zone improvement plan

First Known Use

Noun

1962, in the meaning defined at sense 1

Verb

1962, in the meaning defined above

Kids Definition

zip code

noun

: a number that identifies each postal delivery area in the U.S.