Regex zip code 5 digit

Rating: Christopher Congdon. Rating: Brandon Schlueter. Vassilis Petroulias. Rating: megha patel. Test Details U. Douglas Barbin. Test Details Matching US zip codes. Test Details US zip codes with or without dashes. Back Button Back Vendor Search. Filter Button. Consent Leg. View Third Party Cookies. Clear checkbox label label. Apply Cancel. Save Settings Accept All Cookies. The Overflow Blog. Podcast Helping communities build their own LTE networks.

Podcast Making Agile work for data science. Featured on Meta. New post summary designs on greatest hits now, everywhere else eventually. Linked 3. Related Hot Network Questions. Question feed. ZIP codes are postal codes used in the United States, and are used with an address to describe the region that the address is located in. How do we write a regular expression that will match or validate a ZIP code?

A regular expression for ZIP codes needs to match 5 digits at the start, followed by 4 optional digits that further refine the region. The last 4 digits can be separated from the first 5 by a dash or space, or they can be written without any separator. The optional set of 4 additional numbers are written in a similar manner behind that of the first:.