From the bottom of Form 3911
Do not send this form to this office. Instead, please use the envelope provided or mail the form to the Internal Revenue Service center where you would normally file a paper tax return.
From the IRS---where to file a paper return:
https://www.irs.gov/filing/washington-where-to-file-addresses-for-taxpayers-and-tax-professionals
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
