Below is a list of income tax, sales tax, and corporate tax sites for each U.S. state along with the name of the department. Some states do not have income tax or sales tax.
- Alabama Department of Revenue - state taxes
- Alaska Tax Division - state taxes
- Arizona Department of Revenue - state taxes
- Arkansas Department of Finance & Administration - state taxes
- California Franchise Tax Board - state taxes
- Colorado Department of Revenue - state taxes
- Connecticut Department of Revenue - state taxes
- Delaware Department of Finance: Division of Revenue - state taxes
- District of Columbia Office of Tax and Revenue - state taxes
- Florida Department of Revenue - state taxes
- Georgia Department of Revenue - state taxes
- Hawaii Department of Taxation - state taxes
- Idaho State Tax Commission - state taxes
- Illinois Department of Revenue - state taxes
- Indiana Department of Revenue - state taxes
- Iowa Department of Revenue - state taxes
- Kansas Department of Revenue - state taxes
- Kentucky Department of Revenue - state taxes
- Louisiana Department of Revenue - state taxes
- Maine Revenue Services - state taxes
- Maryland Comptroller of Maryland - state taxes
- Massachusetts Department of Revenue - state taxes
- Michigan Department of Treasury - state taxes
- Minnesota Department of Revenue - state taxes
- Mississippi State Tax Commission - state taxes
- Missouri Department of Revenue - state taxes
- Montana Department of Revenue
- Nebraska Department of Revenue
- Nevada Department of Taxation - state taxes
- New Hampshire Department of Revenue Administration - state taxes
- New Jersey Department of the Treasury - state taxes
- New Mexico Taxation & Revenue - state taxes
- New York Department of Taxation and Finance - state taxes
- North Carolina Department of Revenue - state taxes
- North Dakota Office of State Tax Commissioner - state taxes
- Ohio Department of Taxation - state taxes
- Oklahoma Tax Commission - state taxes
- Oregon Department of Revenue - state taxes
- Pennsylvania Department of Revenue - state taxes
- Rhode Island Division of Taxation - state taxes
- South Dakota South Carolina Department of Revenue - state taxes
- Tennessee Revenue and Regulation - state taxes
- Texas Department of Revenue - state taxes
- Comptroller of Public Accounts - state taxes
- Utah State Tax Commission - state taxes
- Vermont Department of Taxes - state taxes
- Virginia Department of Taxation - state taxes
- Washington Department of Revenue - state taxes
- West Virginia State Tax Department - state taxes
- Wisconsin Department of Revenue - state taxes
- Wyoming Department of Revenue - state taxes