Hit one endpoint. Any stack.
The Delivery Zone API is RESTful JSON. If you can call Stripe or SendGrid, you can call this. Pick your stack below.
WooCommerce Postcode Validation & Shipping Zones | Delivery Zone
WooCommerce postcode checker integration guide: use server-side PHP shipping filters to validate Finnish delivery zones and calculate delivery fees with the Delivery Zone API.
Shopify integration guide
Use the Delivery Zone API to validate Finnish postcodes in a Shopify store. Call the API server-side from a custom app or Shopify Function to control delivery eligibility.
Custom checkout integration
Integrate the Delivery Zone API into any custom checkout flow. Validate Finnish postcodes server-side and return a clear delivery decision and fee before payment.
.NET / C# integration
Integrate the Delivery Zone API into a .NET or C# backend. Validate Finnish postcodes server-side and return delivery eligibility and fee information to your application.
JavaScript / Node.js integration
Integrate the Delivery Zone API into a Node.js backend. Validate Finnish postcodes server-side and return delivery eligibility and fee to your frontend.
PHP integration
Integrate the Delivery Zone API into a PHP backend. Validate Finnish postcodes server-side from Laravel, WordPress, or plain PHP.