Responsible for the service City of Helsinki, Urban Environment Division
Sisä-Hattu
- Service location
Sisä-Hattu is a green area.
Visiting address
Sisä-Hattu
00210 Helsinki
Other contact details
Telephone number
+358 93101671
(local/mobile network fee)
Text edited by: City of Helsinki, Urban Environment Division
Updated: 10/5/2026