zip-codinghttp://www.oed.com/dictionary/zip-coding_n%3Ftab%3Dmeaning_and_usezip-coding, n.
First published 2021

zip-codingnoun

U.S.
  1. 1964–
    The process of organizing something by, or providing something with, a zip code.
    Stressed as ˈzip-coding.
    1. 1964
      This [sc. the inclusion of ZIP Code numbers when filling out addresses on income tax returns]..will help the tax collection agencies to complete the ZIP Coding of their files.
      Washington Post 23 March a7/5
    2. 2000
      Related applications can now be performed on a laptop such as address standardization and zip-coding.
      F. Newell, loyalty.com ix. 81

Originally published as part of the entry for zip code, n.

zip-coding, n. was first published in 2021.