TurboTax can complete and file as many state income tax returns as you require.
You can e-file up to five state tax returns with a federal tax return using the online editions
See this TurboTax support FAQ for state returns using the online editions - https://ttlc.intuit.com/community/state-taxes/help/how-many-state-returns-can-i-prepare-in-turbotax-...
Note that each state tax return is an additional charge using the online editions of Deluxe, Premier or Self-Employed - https://turbotax.intuit.com/personal-taxes/online/
