Where Can I Find My IONOS Customer ID?

Valid for IONOS accounts. For more information in case of login problems, please see the article Logging In to IONOS Products.

The easiest way to find your IONOS account number (Customer ID) is by checking the emails you regularly receive from IONOS. This article explains where you can find it.

Customer ID on Documents

  • Email order/contract confirmations: Following your orders, you will receive a contract confirmation by email. You will find your IONOS Customer ID at the end of these emails.
  • Invoices: On your monthly invoice from IONOS, you will find your IONOS Customer ID in the top-right corner (as shown in the image above).
  • Bank/Credit Card Statement: In your bank or credit card statement, your IONOS Customer ID can be found in the posting text of the transaction from IONOS.

Customer ID in Your IONOS account

If you are already logged in to your IONOS account, you will also find your IONOS Customer ID in your account details. To do this, click on the user icon in the top-right corner of the menu bar. You will find your IONOS account number (Customer ID) under My customer data.