Do you have Facebook or Twitter? You can direct message a Support Agent through one of those.
<a rel="nofollow" target="_blank" href="
https://twitter.com/TeamTurboTax">https://twitter.com/TeamTurboTax</a>
or
<a rel="nofollow" target="_blank" href="
https://www.facebook.com/turbotax">https://www.facebook.com/turbotax</a>
If you still can't contact them after that, report back.
