A service code is only issued by TurboTax support. See this TurboTax support FAQ - https://ttlc.intuit.com/community/charges-and-fees/help/what-is-a-service-code/01/25646
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