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Rufmitnahme von O2- Vertrag-sim zu o2-prepaid-sim


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Please help me, it is urgent :( !

I had a contract with O2 named unlimited cost 20euro per month
i canceled it two weeks ago, it is scheduled on 22. Juni that end the contract.
I did turn on Portierung (there is a message and an email confirm this, a supporter helped me)

now i buy a new O2 prepaid sim karte, just activate it (not this account)

and i want the old number with me to this new sim card.

but when i put the anbieter : it shows like this below
 



Please help me.

Edit o2_Gerrit 30.06.2026 moved to English O₂ Community: Mobile

27 Antworten

Bumer
Legende
  • June 16, 2026

Please select "o2 Business Customer" from the list; that will make it work, and the switch will take place at the end of the contract.

 


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  • Autor
  • Einsteiger:in
  • June 16, 2026

Thank you for your reply, you saved me.

But i need you again.

The contract end at “zum 23.06.2026” 
but the Wechseltermin is also at 23.06

What if the contract ends before i got my number.

it is gonna be gone right ?
everything important is linked with that number, so please help me :(
 

 


Bumer
Legende
  • June 16, 2026

Don't worry, the phone number will be transferred without interruption during the night of June 22–23.


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  • Autor
  • Einsteiger:in
  • June 16, 2026

sorry Sir, with all of respect, what if its not.
is there some paper or some one who has experience can confirm this please. it really helps me


Bumer
Legende
  • June 16, 2026

I have overseen hundreds of porting processes. From a technical standpoint, exactly what I described will happen.


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  • Autor
  • Einsteiger:in
  • June 16, 2026

thank you so much.


Bumer
Legende
  • June 16, 2026

Please report back next Tuesday.


o2_Solveig
  • Moderatorin
  • June 16, 2026

Hello ​@John_Siun_new ,
welcome to our o2 Community 😀
Bumer has already been a great help to you. 
A phone number can still be ported to another contract for up to 90 days after the end of the contract. 
However, I’m confident that everything will work as planned on the due date. 
Kind regards, 
Solveig 


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  • Autor
  • Einsteiger:in
  • June 30, 2026

Thanks

it worked like expected but i have another Problem

why is there a bill to pay while i already canceled my contract?

Edit o2_Gerrit 30.06.2026 hidden Customer Account Number


Bumer
Legende
  • June 30, 2026

...because invoices are issued retroactively. That must have been your final invoice.
Remove the customer number from the screenshot.


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  • Autor
  • Einsteiger:in
  • June 30, 2026

I already paid it once . The vertrag ended on 22.06 and now its 30.06 no?

Edit o2_Gerrit 30.06.2026 removed personalised data


Bumer
Legende
  • June 30, 2026

The latest invoice covers the billing period from May 25 to June 24. Charges were calculated up to June 22, which is why the amount is €18.70 instead of the usual €19.99.


o2_Solveig
  • Moderatorin
  • July 3, 2026

Hello ​@John_Siun_new ,
the invoice dated 1 June 2026 covers the billing period from 25 April 2026 to 24 May 2026. 
The invoice dated 30 June 2026 covers the period from 25 May 2026 to 22 June 2026. This is the final invoice. 
Depending on  how many working days there are in a month, you may not receive an invoice at all in some months.
In that case, you will receive two invoices in the following month. 
You did not receive an invoice in May. 
Kind regards, 
Solveig 

 


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  • Autor
  • Einsteiger:in
  • July 3, 2026

i have invoice in april also.

So as far as i understand, the invoices only appear after a month of using product.
whch mean, i have nothing to concern. everything is right?


Bumer
Legende
  • July 3, 2026

Yes, everything is perfectly fine.


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  • Autor
  • Einsteiger:in
  • August 5, 2026

hi again, it is already canceled, why is it still charging me 18,7 euro on 7. Aug ? anyone please help me…
should i cancel the LASTSCHRIFT ? my revolut account shows a button “ Zahlung stornieren”. should i press it?


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  • Autor
  • Einsteiger:in
  • August 5, 2026

the best part is, there are no invoices in O2 app, Sim is already deaktiviert, and still losing money….


Bumer
Legende
  • August 5, 2026

Invoices are generated and billed retroactively. When exactly was the contract terminated?


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  • Autor
  • Einsteiger:in
  • August 5, 2026

23.06


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  • Autor
  • Einsteiger:in
  • August 5, 2026

already paid for juni, on 7 Juli, so… 


Bumer
Legende
  • August 5, 2026

Check the *Invoices*section in the app.


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  • Autor
  • Einsteiger:in
  • August 5, 2026

 


Bumer
Legende
  • August 5, 2026

What makes you think €18.70 will be debited on August 7th? That was already debited on July 7th.


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  • Autor
  • Einsteiger:in
  • August 5, 2026

revolut tell me that there is a charge coming on 7. Aug, and that will be 18.7 from telefonica o2 (it is a lastschirft so maybe)


Bumer
Legende
  • August 5, 2026

Your annual summary says otherwise, though. Your customer account is balanced.