Account

I no longer have accès to the email I used to create my account. Now I want to update my card for payment but I can’t. How can I contact customer service?

How can I transfer my old number from a different provider after choosing already a new fizz number?

So basicaly i move but not my roomates We were wondering if we could just Change the owner of the account for the payment since i wont use it and they still need it for their...