SBCGlobal is a subsidiary of AT&T email services that provide the users with access to their AT&T email account. Help for Technical Support. Select the product you need help with and find a solution. Need help signing into your account? You can always reset your SBCGlobal email account password. It is a tech support person who would provide you the basic ideas and support to resolve the issues and speak to SBCGlobal.net Customer Support Live Person.