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Telekom-Hotline for business customers - please contact customer service

  • Jan 09, 2026
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For business customers, Telekom has to virtually every concern a different Hotline. We have all collected for you.

Fixed network telephony and mobile telephony: Telecom Hotlines for business customers

Are given to each of the Hotlines, no times, so they are available around the clock. The call to each of these numbers is free of charge. Find, if possible, before the right number, so they must not be unnecessarily passed to them, and waiting longer times for you can result.

General Hotline of the Deutsche Telekom's landline, Internet, TV

You have a General enquiry or you don't know to classify this exactly, call the 0800 33 01300. From there, you will be forwarded if necessary.

Fixed advice and appointments

For a consultation to the conclusion of a contract and scheduling agreements, choose the 0800 33 05400. However, this is only from Monday to Thursday from 8 am to 18 PM, and on Fridays from 8 to 16 hours a day.

Landline - complaint and billing questions

You want to get rid of a complaint or a demand to your bill, please contact 0800 33 05401. This is also only Monday to Thursday from 8 am to 18 PM, and on Fridays from 8 to 16 hours a day.

Fixed Network Technical Service

You have a technical Problem and need help, or even a technician, call the 0800 000 2870.

Websites and Shops

You want to ask a question to your Homepage or your Online store, you will be served Monday to Saturday from 8 to 22 at 0800 5252033.

Value-added solutions for Telecom business customers

Gensch äftskunden that have booked a "value solution" (i.e., a complete package of Telecom), to reach the General customer service at 0800 33 00800. For the telephone - and Web-conferences, please call the 0800 0161330.

Mobile Service-Hotline (T-Mobile)

Do you have any questions or problems with a mobile offering of Telekom, so you can clarify all concerns, call 0800 33 02828.
As the customer service of T-Mobile, you will learn in this practical tip.

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