Contact
Customers using a German land line may contact us at our free service number 0 800 – 1234 337.
From abroad, you may contact our service at +49 2 21 / 9 76 68 – 0 (charged service).
You may reach us Monday to Friday from 8:00 am until 6:30 pm CET.
Or you may send an email to service@transparenzregister.de.