Welcome to the Posti API

See the API descriptions and tutorials - and get connected with us!


The Posti APIs provide programmatic access to read and write Store and Drop Shipping related data.

The Posti API identifies client applications and users using OAuth 2.0. The responses from Posti API are available in JSON.

In order to get started with Posti API, please refer to the tutorials in the navigation bar.

For list of available APIs, please refer API descriptions in the navigation bar.

Feedback or questions

If you find any issues with the APIs and need advice from us, we’ll be happy to provide it.

See our contact information: www.posti.fi/yritysasiakaspalvelu