Customer service

Our customer service point in Helsinki is open Mon–Fri 12.00–16.15 until further notice.

Read more about our customer service point in our announcement.

Our online services and telephone services will be running normally.

It is quicker and cheaper to file online than using paper forms. See a list of online services in English.

You can send paper notifications by post or leave them in our mailbox at Sörnäisten rantatie 13 B, Helsinki.

The PRH is closed on official midweek holidays. See a list of the official midweek holidays.


+358 29 509 5030
Mon–Fri 9.00–16.15

See the charges for calls made to numbers beginning with 0295.

Mailing address

Finnish Patent and Registration Office

Street address

Sörnäisten rantatie 13 C, Helsinki

Replace Scandinavian letters å, ä and ö are with a, a and o, respectively.

Read more about sending secure email.

Contact our advisory services by email

  • Finnish Trade Register and enterprise mortgages:
  • Finnish Register of Associations and Register of Foundations:
  • Trademarks and designs:
  • Patents and utility models:


+358 29 509 5328

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Latest update 01.10.2021