If you want to delete, remove, deactivate your Yahoo E-Mail account than simply follow the given below tutorial and you are done:

Delete Yahoo Mail Account
1.Log in to your Yahoo Account
2.Now visit the Remove Yahoo Account Page
3.Sign in to your Yahoo Account by filling your password
4.Now read the important information facts in the Account Termination page.
5.Again type your password fill the Captcha code and finally click on “Terminate this Account” button and you are done.
Note:
- Closed account cannot be reactivated
- You cannot just delete a single Yahoo! product. You will lose access, data, and settings for all Yahoo! ID associated with the closed account
- Cancel any premium/subscription Yahoo! services before closing your account
