To change your billing account information online, you must either be the Primary Account Holder (PAH) for your account, or be granted permissions by your Primary Account Holder. If you are unable to make changes to your billing account information, contact your Primary Account Holder. For more information on permissions, go to The specified item was not found..
Note: This article assumes that you are logged in to My T-Mobile.
To update your billing address or account information, perform the following steps:
Note: All changes will be effective no earlier than the month following your current billing cycle.
Post Office Change of Address
If you file a Change of Address form with the United States Postal Service, T-Mobile receives notification of the change and your billing address is updated accordingly.
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