Synonyms

postcode

American

[pohst-kohd] / ˈpoʊstˌkoʊd /

noun

British.

an official code used by the post office, similar to the U.S. zip code, that adds numbers and letters to addresses to expedite mail delivery.

postcode British

/ ˈpəʊstˌkəʊd /

noun

Also called: postal code. US equivalent: zip code. a code of letters and digits used as part of a postal address to aid the sorting of mail

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of postcode

First recorded in 1965–70; post ³ + code

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A Defra spokesperson said it will "end the postcode lottery of bin collection".

From BBC • Feb. 24, 2026

In Scotland, all newborns have been entitled to a box of essentials - including a mattress and sheets - regardless of parental income or postcode since 2017.

From BBC • Feb. 2, 2026

Each residential postcode is linked to a weather station.

From BBC • Jan. 8, 2026

The temperature is recorded by the weather station nearest to your postcode.

From BBC • Jan. 6, 2026

On Yahoo’s front page there are news stories, tailored to your postcode or whatever—God only knows how they know my postcode, but they do.

From "The Girl on the Train" by Paula Hawkins

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023