ZIP Code (US Postal Code) validation with Javascript

• 17 Feb 2023 • 1 min read

US Zip Codes: /(^\d{5}$)|(^\d{5}-\d{4}$)/

var isValidZip = /(^\d{5}$)|(^\d{5}-\d{4}$)/.test("90210");

Written by Al Mahbub Khan Full-Stack Developer & Adobe Certified Magento Developer