Web results:
Note yahoo is att's email service provider (unfortunately). But it shouldn't be necessary to log into both. The att/yahoo login should be presented and when you log in there it should go to the att/yahoo webmail, not redirected to a yahoo login.
Access to my Bellsouth.Net Yahoo Mail I have always been able to get into my account through Login.yahoo.com (for 5 years +). This morning when I tried I was presented with another User Name prepopulated in the email field and when I typed in the email (bellouth.net account) it stated the following:
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