Datasets

You can use the address interface of Uusimaa to search for official addresses and their coordinates for the entire Uusimaa region. The interface provides the coordinates, postal code and municipality name for the...

News on the City of Helsinki’s hel.fi website are available as open data via a RSS feed. The Helsinki City Executive Office’s Communications is responsible for the contents on the site. You can edit the content of the...

Helsinki Metropolitan Area (Helsinki, Espoo, Vantaa and Kauniainen) service register REST API. The interface offers possibilities to make queries and use the data in the Helsinki, Espoo, Vantaa and Kauniainen Service...

NOTE: The API is currently not in use due to renewal of the information system. The renewed API is scheduled to be published in 2025. An API to the City of Helsinki digital feedback system. The API allows requesting...