Washington Secretary Of State Office

We provide information for the Washington SOS office below. If you need assistance, then use the information listed on this page to contact the Washington Secretary of State Office. If you are looking to start a business and want to see if the business name is available, then view how to use the Washington business entity and corporation search page.

Entity Formation Fees For Washington

Below we list the fees to file articles of organization to form a business entity in Washington.

LLC Business Corporation Nonprofit
$180 by mail or in-person. $230 expedited by mail or in-person. $200 online. $180 by mail or in-person. $230 expedited by mail or in-person. $200 online. $30 by mail. $80 expedited by mail. $50 online.

Washington State Licensing Agencies

Below is a listing of the state-level licensing agencies within Washington that a business should check for business license requirements.

Licensing Agency Contact Information
Board of Licensure for Landscape Architects Web: Home
Department of Labor and Industries - Contractor Section Physical address:
7273 Linderson Way SW
Tumwater, Washington 98501

Mailing address:
P.O. Box 44450
Olympia, Washington 98504

Phone: 360-902-5226
Fax: 360-902-5798

Web: Name search
Email: contreg@lni.wa.gov
Department of Licensing - Business and Professions Division Mailing address:
Department of Licensing, PO Box 9034
Olympia, WA 98507-9034

Fax: 360-586-1596

Web: Home Name search
Department of Revenue Mailing address:
P.O. Box 47478
Olympia, WA 98504-7478

Phone: 1-800-647-7706 or 711 (TTY)

Web: Home
Department of Revenue - Business Licensing Service Mailing address:
State of Washington Business Licensing Service, PO Box 9034
Olympia, WA 98507

Phone: 1-800-451-7985
Fax: 360-705-6699

Web: Home
Email: bls@dor.wa.gov
Employment Security Department Mailing address:
PO Box 9046
Olympia, WA 98507

Phone: 888-836-1900

Web: Home
Email: employeraccounts@esd.wa.gov
Office of the Insurance Commissioner Phone: 360-725-7144
Fax: 360-586-2019

Web: Home
Secretary of State - Charities Program Physical address:
Dolliver Building, 801 Capitol Way South
Olympia, WA 98501

Mailing address:
PO Box 40234
Olympia, WA 98504-0234

Phone: 360-725-0378 or 800-332-GIVE (Washington only)

Web: Home Name search
Email: charities@sos.wa.gov
State Board of Accountancy Mailing address:
PO Box 9131
Olympia, WA 98507

Phone: 360-753-2585
Fax: 360-664-9190

Web: Home
Email: customerservice@cpaboard.wa.gov
State Department of Licensing - Real Estate Section Phone: 360-664-6488
Fax: 360-586-0998

Web: Home
Email: RealEstate@dol.wa.gov
State Department of Licensing: State Board of Architects Physical address:
405 Black Lake Blvd SW
Olympia, WA 98502

Phone: 360.664.1388
Fax: 360.570.7098

Web: Home Forms
Email: architects@dol.wa.gov
State Gambling Commission Phone: (360) 486-3440
Fax: (360) 486-3629

Web: Home
Email: askus@wsgc.wa.gov
State Pharmacy Quality Assurance Commission Mailing address:
PO Box 47852

Phone: 360-236-4946
Fax: 360-236-4825

Web: Home Name search Forms
Email: chris.humberson@doh.wa.gov
  • SOS Office Location

    Washington Secretary of State - Corporations Division
    PO Box 40234
    Olympia, WA 98504

  • SOS Office Phone Number

    The Washington SOS office phone number is 360-725-0377.

  • SOS State Website

    To view the Washington SOS website, please click here.

Map of Washington Secretary of State - Corporations Division