To contact TurboTax customer service/support use their contact website during business hours. If the problem concerns any type of refund for fees, use the key words billing issues and do Not use the word Refund or you will get a phone number for tax refunds.
TurboTax support is open from 5am to 5pm Pacific time, Monday thru Friday
Use this website to contact TurboTax support during business hours - https://support.turbotax.intuit.com/contact/
Support can also be reached by messaging them on these pages https://www.facebook.com/turbotax/ and https://twitter.com/TeamTurboTax
Not sure what you mean. Did you pay TurboTax and then use a different tax software? No one from the user forum can resolve a billing issue. You can contact customer support during normal hours during the week.
To call TurboTax customer support
They are available from 5 a.m. to 5 p.m. Pacific time Monday-Friday