Internal Revenue Service (IRS)

Business-Specialty Tax Line

WA

800-829-4933

Federal Tax Forms 

WA

800-829-1040

Federal Tax Violations 

WA

800-829-0433

National Taxpayer Advocate

WA

877-777-4778

TTY 

WA

800-829-4059

Tax Exempt/Government Entities

WA

877-829-5500

Tax Forms Only 

WA

800-829-3676

Tele-Tax Information 

WA

800-829-4477