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Ohio.gov

Ohio Department of Taxation Contact Us

Before you Contact Us

Primary Telephone Numbers

  • Individual Taxpayer Assistance -
(800) 282-1780
  • Business Taxpayer Assistance -
(888) 405-4039
  • Income Tax Refund Hotline -
(800) 282-1784
  • Business Tax Registration for -
    Corporation Franchise, Employer
    Withholding and Sales & Use Taxes



(888) 405-4089       


Other Contact Points

  • Have a question about a particular tax or tax filing procedures? E-Mail Us your questions.
  • Call Us at one of our other telephone numbers.
  • Visit a Taxpayer Service Center.
  • Send us a letter at the following address:

    Ohio Department of Taxation
    P.O. Box 530
    Columbus, Ohio 43216-0530

Tell Us How We're Doing

Tax Enforcement