It sounds like you purchased the CD/download version to install on your computer, That is totally separate from the online versions with totally different pricing. One does not apply to the other.
Only customer support agents can issue service codes for specific reasons. They might be able to apply your purchase to the online version.
You must call them to see.
There is no single published number because it changes contently depending on the nature of the call and agent availability. Following the link below will either give a current number for you to call or take your number for a callback.
(Note that phone support is for paying customers only. There is no phone support for Free Customers.)
Here is a TurboTax FAQ for contacting customer support.
https://ttlc.intuit.com/questions/1899263-what-is-the-turbotax-phone-number
**Disclaimer: This post is for discussion purposes only and is NOT tax advice. The author takes no responsibility for the accuracy of any information in this post.**
