Allow up to two business days for your online payment to change the
Account Balance online. Please note that the
Bill Amount field doesn't change until next month when your bill is available.
If you use the
automatic payment service, all online payments that were successfully submitted are immediately shown under
Payment History. Allow up to two business days for your online payment to change the
Account Balance on the AT&T Account Manager home page. Please note that the
Bill Amount field does not change until next month when your bill is available.