Cancel your Osnatel subscription by mail
To end a Osnatel subscription you write to them: Osnatel handles cancellations by post. Osnatel receives written requests in Osnabrück, Germany.
Let Postbye cancel Osnatel for you
We write your letter, mail it by certified mail the next business day, and confirm when the cancellation went through. You keep the signed proof.
Money-back guarantee within 10 business days.
Postbye is not affiliated with Osnatel.
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- 2 Osnatel cancellations handled this month
- Certified mail with tracking
- Mailed every business day
- Delivery proof sent to you
- We confirm your cancellation
How to cancel Osnatel by mail
Get your account details together
You will need the account number, the phone number or service address being cancelled and the name on the account. Use exactly the details Osnatel holds, so the request can be matched to your account.
Write the cancellation request
Osnatel is based in Germany, so the letter goes out in German, built from our German template. Subject line: “Betreff: Kündigungsanfrage – [your name]”. It asks for the subscription to end, for further charges to stop and for written confirmation.
Mail the letter with a receipt
Take the letter to the post office and ask for certified delivery to 49074 Osnabrück. Keep the tracking number it gives you.
Keep the delivery receipt
The receipt dates your request. Look at your next statement for any Osnatel charge after that date.
With Postbye, steps 2 to 4 take about two minutes of your time.
Where your Osnatel cancellation letter goes
The mailing address we hold for Osnatel is Krahnstraße 30, 49074 Osnabrück, Germany.
Osnabrück is in Niedersachsen, Germany; the postal code to quote is 49074.
The letter is addressed “Sehr geehrte Damen und Herren,” and its details block uses the labels Kontoinhaber, Hinterlegte Rechnungsadresse and Hinterlegte E-Mail-Adresse.
Prefer to write it yourself? Use our letter template
Every address we hold for Osnatel, with the envelope wording
Before you cancel Osnatel, check these
- Ask for a final bill in writing and return any rented equipment by tracked mail.
- Check for an early-termination fee or a remaining equipment balance before the cancellation date.
- If you are moving to another provider, keep the line active until the new service works, then cancel.
Several states set rules for subscriptions that renew on their own. See what yours requires in automatic renewal laws by state.
Let Postbye cancel Osnatel for you
We write your letter, mail it by certified mail the next business day, and confirm when the cancellation went through. You keep the signed proof.
Cancelling a phone or internet plan
Phone and internet providers tie cancellation to contracts, equipment balances and notice periods, so the request should name the exact line or service and ask for a final bill in writing.
Putting the request in writing means there is a date on file for when you asked, which matters if a charge appears afterwards.
Osnatel cancellation at a glance
- How Osnatel accepts cancellations
- By mailed letter
- Mailing address on file
- Osnatel Krahnstraße 30 49074 Osnabrück Germany
- Country
- Germany
- Letter language
- German (template de)
- Category (from the company name)
- Phone & internet
- Added to the database
- May 19, 2026
- Data last checked
