Checkout Postalcode Check

Key features

  • Simply use the API to check Dutch address data that is entered in your webshop checkout.
  • User experience: Data is validated real time, without interrupting your user's session.
  • Data quality: High data quality based on PostNL postal data.
  • Increase 'first time right' deliveries.

Why use the Checkout API?

An optimal way to implement the address verification in the webshop checkout. Achieve an efficient and correct input and check address data before it enters your software tooling, such as CRM and ERP system. Validate address data while it is entered.

Who can use it?

  • E-commerce parties / merchants with a PostNL Parcels contract.

Get Started

Start using the API