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Termination of business customers

A woman is sitting at her desk in the office, typing her resignation letter on her computer

We're sorry to see you go.

 Erhalten Sie alle Informationen zur Kündigung auf einen Blick.

What exactly would you like to cancel?

A phone number is entered on a smartphone.
A phone number is entered on a smartphone.

Cancel your mobile phone contract

You can cancel your mobile phone contract at the end of the contract term using our contact form. 

A woman is sitting at her desk wearing a headset, and there is a router on a shelf
A woman is sitting at her desk wearing a headset, and there is a router on a shelf

Cancel your internet & landline services

You can cancel your internet and landline contract here when it expires – simply use our contact form.

Tenancy agreement including a router and Wi-Fi booster
Tenancy agreement including a router and Wi-Fi booster

Cancel rental equipment/telephone system

You can cancel your rental equipment or telephone system using our contact form.

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Your gateway for all business logins for contract management and product configuration.

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How to contact us

Call-back service

The call-back service is available Monday to Friday from 8 am to 8 pm.

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Contact form

To send us an email, simply use our contact forms.

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The chat service is available Monday to Friday from 8 am to 8 pm.

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