Dataset - Helsinki Region Infoshare

Address API of Uusimaa

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...
- JSON
- XML
The Issue Reporting API of the City of Helsinki

NOTE: The API is currently not in use due to renewal of the information system. The renewed API is scheduled to be published in 2024. An API to the City of Helsinki digital...
- XML
- JSON
Helsinki metropolitan area Service Map APIs

The Service Map is an open information channel on the service points and services offered by the cities of Helsinki, Espoo, Vantaa and Kauniainen. The Service Map helps the...
- JSON
- WFS

You can also access this registry using the API (see API Docs).