DNA Business customer service

We are here for you. Contact us or manage your services in self-service when it suits you.

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Corporate Customer Service
Monday - Friday 8 - 16

044 144 099

(When calling from abroad: +358 44 144 099)

businesscustomerservice@dna.fi

When contacting us by e-mail, please state your company's registration number to make sure we can look into your case as swiftly as possible.

Corporate Customer Service
24/7

044 144 099

DNA Corporate Customer Service is available 24/7 for the following matters:

  • PUK codes
  • Suspension of lines in case of theft or disappearance
  • Reporting service issues

Corporate Sales
Monday-Friday 8-16

0800 302030

Please note that only a named contact person for your company can request changes to your service