Dataset - Helsinki Region Infoshare

Materials of Helsinki City Archives

The Sinetti archive information system operated by the City of Helsinki Archives provides collection data from archived documents of the City of Helsinki. The document...
- JSON
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
Resource reservation system for City of Espoo

An API for making resource reservations, such as booking a practice room or a meeting space. API location: https://api.hel.fi/respa/v1/ Reservation booking system or Respa is a...
- 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).