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Providing telephone number and e-mail address < Go back

Through this service you can register and/or modify information regarding mobile and land line telephone numbers, and email.

About this procedure

Who it is for

Individuals who have a Social Security affiliation number (NAF), regardless of the Scheme they belong to.

What you can do

  • Register data using the form.
  • Modify existing data using the form.

To access this service check you have the necessary technical requirements.

Access the Service

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