If you need forms, contact info, or just more information from your state’s tax department you can find a link to their website here.
Alabama Department of Revenue
Alaska Department of Revenue
Arizona Department of Revenue
Arkansas Department of Finance and Administration
California Franchise Tax Board
Colorado Department of Revenue
Connecticut Department of Revenue Services
Delaware Division of Revenue
District of Columbia Office of Tax and Revenue
Florida Department of Revenue
Georgia Department of Revenue
Hawaii Department of Taxation
Idaho State Tax Commission
Illinois Department of Revenue
Indiana Department of Revenue
Iowa Department of Revenue and Finance
Kansas Department of Revenue
Kentucky Revenue Cabinet
Louisiana Department of Revenue
Maine Revenue Services
Maryland Comptroller
Massachusetts Department of Revenue
Michigan Department of Treasury
Minnesota Department of Revenue
Mississippi Tax Commission
Missouri Department of Revenue
Montana Department of Revenue
Nebraska Department of Revenue
Nevada Department of Taxation
New Hampshire Department of Revenue Administration
New Jersey Division of Taxation
New Mexico Taxation and Revenue
New York Department of Taxation & Finance
North Carolina Department of Revenue
North Dakota State Tax Department
Ohio Department of Taxation
Oklahoma Tax Commission
Oregon Department of Revenue
Pennsylvania Department of Revenue
Rhode Island Division of Taxation
South Carolina Department of Revenue
South Dakota Department of Revenue & Regulation
Tennessee Department of Revenue
Texas Window on State Government
Utah State Tax Commission
Vermont Department of Taxes
Virginia Department of Taxation
Washington Department of Revenue
West Virginia Department of Revenue
Wisconsin Department of Revenue
Wyoming Department of Revenue