I wish to send my contract cancellation letter, and don't know to which address.
I found one in Nuremberg:
Address:
Telefónica Germany GmbH & Co. OHG
Kundenbetreuung
90345 Nürnberg
And one in Hamburg:
Telefónica Germany GmbH & Co. OHG
Überseering 33
22297 Hamburg
Which one is it?
Thank you.
Lösung von o2_Jan
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