Phone support is not provided with the Free Edition. If you are using a paid version of the software or if you purchased PLUS you can get phone support when customer support is there. Otherwise, post your question here and someone will try to help.
To call TurboTax customer support
https://ttlc.intuit.com/turbotax-support/en-us/help-article/account-management/turbotax-phone-number..
Customer support is available from 5 a.m. to 9 p.m. Pacific time daily
https://twitter.com/TeamTurboTax
or
https://www.facebook.com/turbotax
To call TurboTax customer support
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See this TurboTax support FAQ for contacting support - https://ttlc.intuit.com/turbotax-support/en-us/help-article/account-management/turbotax-phone-number/L0Od33nMQ_US_en_US?uid=lfgviwbm
Support can also be reached by messaging them on these pages https://www.facebook.com/turbotax/ and https://twitter.com/TeamTurboTax