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With a contract

Priority Letter

Maximum 250 x 353 x 30 mm

Use a Priority letter if you want your letter to be delivered primarily by the second working day from the mailing. As a Posti customer, you will know that your customer will receive the letter even if their address information has changed or it is deficient.

  • High-quality and prompt
  • Suitable for personal and effective communications
  • Delivery days: Monday, Wednesday, Thursday and Friday