I have o2 Mobilfunk vertrag and i have one festnetznummer including this vertrag. now i have changed my city, so need to change my festnetznummer also which is include in my Mobilfunk vertrag All in M.



anybody know it how it will be changed?



o2 websites previous version has been changed so in this new version i cannot find the setting for to change the festnetznummer in my Mobilfunk vertrag All in M.