I'm sorry about the issue. Have you tried anything? Is there any error or message?
Are you currently able to log in your sbcglobal email account?
What's the last name on your sbcglobal email account?
Do you have windows xp, vista, or 7, or 8, 10, or mac computer?Can we do a remote support session, so I can troubleshoot the issue directly on your computer together with you?Please reply at the box below. Thank you,
Surf to this link (copy it and paste it into your browser's address box). It will help you get things back to normal. If you didn't give Yahoo a recovery phone number or security questions, you are simply out of luck.