To cancel your AT&T account you will need to call into support. But before, you should find another provider and check to see if your number is portable, meaning you can bring the phone number to another company.
The issue in GetHuman-alperonc's own words
Roblox plz unban this player https:**www.roblox.com*users***********profile plz because its me and change this account password to: Pro***Pro***
GetHuman-alperonc did not yet indicate what ROBLOX should do to make this right.
I have an issue with ROBLOX too
How GetHuman-alperonc fixed the problem
We are waiting for GetHuman-alperonc to fix the problem and share the solution with the rest of us customers.
Follow this to see how it gets fixed
Prefer a step by step guide?
We've taken the time to write instructions for how to solve some of the most common ROBLOX customer problems.