They use this information to: open accounts you don't know about. buy things on these credit cards, in your name and then do not pay for them. take out loans in your name and do not repay them. commit crimes using your name and leave you responsible. Felons may even get jobs using your name.
The only way to find your Boost Mobile account number is to call Boost customer support at 1-888-266-7848. The number is not listed in your online account. Keep Learning.
I don't want that to go any further. If you still need to know the account number on your prepaid account, please search for my handle (DionM_VZW) and request to follow. Once I get that, I can personal message you to get your mobile number. From there, we can review your account to get the account number.