First of all, you need to check your webmail:

Please open the link and login to your webmail:

http://att.net

If you are not able to login, please reset your password XXXXX under:

Please go to https://uversecentral1.att.com/uvp/home/password_reset and enter your att.net email address as the member ID, then click on Next, in order to reset the att.net email password.

You can call(NNN) NNN-NNNNand press option 2, but it's advisable to try the steps below first since hold times can take up to and beyond 1 hour.

Please go to:

https://io.help.yahoo.com/contact/index?locale=en_US&y=PROD_ACCT&page=contact

Then choose as under:

product Yahoo! Account-ATT email account is managed by Yahoo.

category Password XXXXX sign in,

sub-category unable to sign in.

Now, at the box under Write a short description, type password and click on Enter.

Then click on Contact Customer Care under Password XXXXX.

Then click on Email Now.

Now, fill out as much information as possible in the Yahoo email account recovery form in order to prove that you are the owner of your Yahoo email account, then click on Send at the bottom to submit the account recovery form.

Note: You will need another email address that you have access to, so that Yahoo can contact you. If you don't have a working email address, you can create a free new email account at www.gmail.com.or www.hotmail.com

Yahoo will contact you later, usually within about 24-48 hours, after verifying your submitted recovery form, in order to recover your yahoo email account.