ZIP Code Validator
NewValidate postal codes and ZIP codes for 50+ countries. Enter a code and select the country to verify it matches the correct format. Supports US ZIP (5-digit and ZIP+4), UK postcode (full and partial), Canadian postal code (A1A 1A1), German PLZ, French CP, and many more. Useful for address validation, shipping form validation, and customer data quality checks.
ZIP Code Validator
Validate postal codes for 8 countries including US ZIP, UK Postcode, Canadian Postal Code, and more.
How to Use ZIP Code Validator
- 1Select the country
- 2Enter the ZIP or postal code
- 3View validation result instantly
- 4See the expected format for that country
About ZIP Code Validator
Validate postal codes and ZIP codes for 50+ countries. Enter a code and select the country to verify it matches the correct format. Supports US ZIP (5-digit and ZIP+4), UK postcode (full and partial), Canadian postal code (A1A 1A1), German PLZ, French CP, and many more. Useful for address validation, shipping form validation, and customer data quality checks.
Your Privacy is Protected
ZIP Code Validator runs entirely in your browser. Your files and data are never uploaded to any server, never stored, and never shared. Everything happens locally on your device using secure browser APIs.
Frequently Asked Questions
What is the US ZIP+4 format?
ZIP+4 extends the standard 5-digit ZIP with a 4-digit delivery route code, separated by a hyphen (e.g., 90210-1234). The +4 part narrows down to a specific block or apartment.
Why Use This Tool?
Tags
Related Tools
More Security Tools
View all Security ToolsRelated Articles
More articlesTry ZIP Code Validator Now
Free, instant, no login. Use it right now — directly in your browser.
Use ZIP Code Validator Instantly