Hi-
If you remember your email address or phone number (if you provided it), you can follow the following steps to recover your account:
1) Visit TurboTax.com
2) Click the small link at the bottom of the box in the upper right hand corner that says "Forgot user ID or password?"
3) Enter your email or phone number
4) We will send you more information about how to recall your UserID and/or Password.