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

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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
Somewhere in the Black Forest, a small team is doing something the industry keeps insisting requires scale, proximity, and a San Francisco zip code. Gabriel Alin Zainescu, Forbes.com, 17 May 2026 More Afghan natives live in western and northern Arden Arcade, than in any other ZIP code in America, according to previous Sacramento Bee reporting. Corey Schmidt, Sacbee.com, 16 May 2026
Verb
Endless waiting lists, a shortage of local specialists, and zip-code lotteries can leave families waiting for extended periods, even when neurodivergent flags fly high. K.h. Koehler, USA Today, 13 Apr. 2026 Health coverage should not be a zip-code lottery. Jesse Jackson Jr, Washington Post, 4 Feb. 2026 See All Example Sentences for zip code

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

Time Traveler
The first known use of zip code was in 1962

Browse Nearby Words

Cite this Entry

“Zip code.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zip%20code. Accessed 20 May. 2026.

Kids Definition

zip code

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

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