Whenever you are unable to access the access the sbcglobal email account. there might be a problem with the user account or password. here are the guide to fix such problems. you can apply it on your device.
1. first of all, you need to check the login credentials for sbcglobal account.
2. go to the account settings and update the internet username.
3. Check the incoming and outgoing server information.
4. Remove the current account and then re-add the mail application on the phone.
5. delete the aol mail account from the phone and then re-add the mail application
6. Uninstall the current mail application from the phone and then re-add the mail application on your device.
If these steps does not work for you, you need to visit: Why is my SBCGlobal email not working? for more help.
How to setup sbcglobal email account on the iphone?