Internal Revenue Agency
The office serving Appleton and Oshkosh is located at:
440 Security Blvd
Green Bay, WI 54313.
An appointment is required, call 1-844-545-5640.
Wisconsin Department of Revenue
Appleton/Oshkosh office
265 W Northland Ave (Cty OO), Appleton, WI 54911
Phone: (920) 832-2727 (open weekdays)
Directions: Exit Cty OO off of Hwy 41 and go approx. 2 miles. Located in a strip mall on the south side between Richmond and Oneida.
Wisconsin Taxpayer Advocate
The Taxpayer Advocate Service is an independent organization within the IRS, headed by the National Taxpayer Advocate. Each state has at least one Local Taxpayer Advocate who is independent of the local IRS office and reports directly to the National Taxpayer Advocate.
The Local Taxpayer Advocate in Wisconsin is:
Taxpayer Advocate
211 W Wisconsin Ave. Stop 1005
Milwaukee, WI 53203
Phone: (414) 231-2390 Fax:(414) 231-2383
or, Call the Taxpayer Advocate Service toll-free phone number: 1-877-777-4778
For TTY/TTD help call 1-800-829-4059
or, Complete Form 911. Fax or mail this form to a Taxpayer Advocate, fax number listed above. This form may also be obtained (via U.S. Mail) by calling the IRS at 1-800-829-3676.
Form 911 requires the Taxpayer Advocate Service to determine if significant hardship exists and what actions can be taken to relieve the hardship.
We offer free, independent, and confidential tax assistance to taxpayers unable to resolve their tax problems through normal channels or individuals experiencing a hardship. The Taxpayer Advocate Service helps individual and business taxpayers resolve problems with the IRS.
- Ensuring taxpayer problems which are not resolved through normal IRS channels are promptly and impartially handled;
- Assisting taxpayers who are facing hardships;
- Identifying issues that compromise taxpayer rights, increase taxpayer burden or create problems; and bringing these issues to the attention of IRS management;
- Recommending administrative and legislative changes through the National Taxpayer Advocate’s Annual Report to Congress.