postal code

A sequence of letters or numbers added to a postal address to aid the sorting and delivery of post or mail.

Noun

  1. A sequence of letters or numbers added to a postal address to aid the sorting and delivery of post or mail.
    • Don't forget to add the postal code to the envelope, or it won't be delivered on time.
    • Taiwan, for instance, extends its civilian control over Itu Aba as a municipality that is part of Kaohsiung's Cijin District, and it has its own postal code. - 2013 December, Clarence J. Bouchat, “Legal Basis and Claims...

    Synonyms: mail code postcode

Forms

postal codes