REST API for City of Helsinki Service Map

Terms of Use

You may: With the following terms:

Use of the REST API

The REST API offers your own web-applications easy access to the data content of the City of Helsinki Service Map. The REST API is implemented using principles of REST architecture. Data can be queried in JSON or XML formats.

Feedback about the REST API

We appreciate your feedback about the REST API and we are excited to know how your are using our REST API in your projects. You can send your feedback to

Different Versions of the REST API

Version 1

Version 2

Version history

9th of June 2011 - First version

12th of October 2011 - Units accessibility senteces added to the unit data model

6th of March 2012 - Second version