Contact a state tax agency or the IRS

This article is for admins who need to contact the Internal Revenue Service (IRS) or a state tax agency about payroll taxes. Click your state or agency name below to view their phone number and website.

If a phone number or link does not work, search the agency’s official website for the most current contact information.

How to find the right agency

Different state agencies handle different types of payroll taxes. Use the descriptions below to find the right one.

Need more help?

Contact us if you reached out to your state agency but still need help. To contact us, sign in to your Gusto account and click the help icon Speech bubble icon with a question mark inside in the top-right corner of the page.