Visiting addressLönnrotinkatu 2 C, Kajaani
National switchboard+358 29 512 000
Fax+358 29 512 6109
Opening hoursTuesdays at 9:00–12:00
Summer opening hoursTuesdays at 9:00–12:00
AppointmentsMake an appointment in MyTax
If you cannot log in to MyTax, make an appointment by calling 029 512 000.
- Send the completed forms and other documents by post, if possible. See the postal addresses.
- The Tax Office has no mailbox for dropping off documents outside opening hours.
- We do not register Suomi.fi authorisations in the tax office. However, identification for Suomi.fi authorisations is possible for companies and organisations. You can also deliver requests and documents related to Suomi.fi authorisations to us, and we will forward them to the Digital and Population Data Services Agency for processing.