The Department of Revenue no longer uses 1-800 phone numbers. Correct numbers are listed below.
Contact the appropriate city or county for licensing and tax requirements.
The state of Washington does not have a personal or corporate income tax. For federal income tax information and forms, contact the Internal Revenue Service (IRS).
Mon through Fri, 8 a.m. - 5 p.m. (PT)
(closed Wed 8-9 a.m.)
Closed on holidays.
360-705-6741 Business licensing
360-705-6705 Tax assistance
360-705-6706 Español (impuestos y licencias)
360-704-5900 Remote sales and consumer use tax
360-534-1324 Forest tax
360-534-1502 Claims and holder reporting
360-763-7300 Eligibility, applications & assistance
Use this address list to ensure your form or letter gets to the right place.
360-705-6699 Business licensing
360-705-6655 Tax assistance
Dial 711 for free Washington Relay Service.