sedamo is the easiest way to transfer address data to your own IT system:
For every country — In every language — Always in the correct formatting

New in API 2.0:

• Extended XML structure: It now includes the geo coordinates of street addresses.
• JSON: Data can be retrieved as JavaScript Object Notation (JSON) as well. Perfect for easy mobile application development.
• Simple API key: no more TAN!
• Now with email2address: The (postal) addresses of registered email addresses can also be retrieved.

The new API will be officially available from October 9th, 2020. If you want to try out the new API before, please register and get an account for free testing.