For assistance, call the Gateway Help Desk at 866-OHIO-GOV (866-644-6468) and select the option of the next filing you need to make, even for general questions or help logging in.

The Help Desk is available Monday through Friday 8 a.m. - 5 p.m. excluding state holidays.

For TTY/TDD, use the Ohio Relay Service at 800-750-0750.

Agents at any agency can answer most general questions about the Gateway, but the only agents authorized to answer specific questions about transactions or services are the agents at the agency that administers the transaction or service.

To enter a case, please go to the help page.

Equal Opportunity Division: 1-614-466-8380

Ohio Department of Commerce: 1-877-644-6823

               Unclaimed Funds: 614-466-4433

Ohio Department of Jobs & Family Services: 1-614-466-2319 extension 22482

Ohio Department of Taxation

General Business, including Employer & School District Withholding, Pass Through Entity, Financial Institutions, and Sales & Use Taxes: (888) 405-4039

Commercial Activity Tax and Petroleum Activity Tax: (888) 722-8829

Excise & Energy Tax, including Public Utility, kWh, Mcf, Severance, Motor Fuel, IFTA, Tire Fee, Casino, Horse Racing, Muni for Electric Light and Local Exchange Telephone Companies, and various excise taxes: (855) 466-3921

Business Registration including Employer & School District Employer and Sales & Use Taxes: (888) 405-4089

Business Tax Billings: (888) 297-3540

Business Tax Assessments: (888) 297-7150

Tax Fraud Hot Line: (800) 757-6091 or Report Online

Ohio Relay for the Hearing Impaired: (800) 750-0750

Municipal Net Profit Tax: (844) 238-0403

Tax Practitioners Hotline: 1-855-728-1055 (toll-free)

Opportunities for Ohioans with Disabilities: 1-877-898-0013

If the agency you are looking for isn't listed here, try Our Agencies, Departments, Boards & Commissions Search.

Download a listing of contacts for every municipality in either PDF or Excel formats.