ZIPCODE

ZIP code

ZIP codes are a system of postal codes used by the United States Postal Service since 1963. The term ZIP, an acronym for Zone Improvement Plan, is properly written in capital letters and was chosen to suggest that the mail travels more efficiently, and therefore more quickly, when senders use the code in the postal address. The basic format consists of five decimal numerical digits. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code. The term ZIP code was originally registered as ...

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zip code

Noun

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


The above text is a snippet from Wiktionary: zip code
and as such is available under the Creative Commons Attribution/Share-Alike License.

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