This how you use our API's

Explained step by step

An overview of our API's can be found here, including step-by-step plans for installation and use.

Add PostNL services to your webshop

Connect quickly and easily using our PostNL API's

Always the right address

Automatically add addresses during checkout with address validation.

Easily add delivery options to your checkout

Choose evening delivery, delivery to a PostNL point and choice of delivery date.

Prepare your parcels

Submit parcel orders, print shipping labels and send automatic track & trace emails.

Track & Trace

Both you and your customer receive automatic status updates on your parcels.


Easily make return labels for your customers.