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Credit Card Validator

Check whether a card number is correctly formed, without contacting any bank.


Credit Card Validator

This tool checks whether card details look valid: a correctly structured number, an expiry date in the future and a CVV of the right length. It runs in your browser and does not contact a bank.

How to use Credit Card Validator

  1. Enter the Card Number, expiry month and year, and the CVV.
  2. Click Validate.
  3. Read whether the details pass the format checks.

When it comes in handy

  • Testing payment forms with sample data.
  • Checking for typos in a card number.
  • Learning how card number validation works.

Frequently asked questions

Does a valid result mean the card is real?
No. It only means the numbers are correctly formed. It cannot tell whether the card exists, has funds or belongs to anyone.
Should I enter my real card details?
There is no need. Use published test numbers, which are provided by payment processors for this purpose, and keep real card details for checkout pages you trust.

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