StateDocuments.comAn independent guide to state document offices

Washington: official document offices

Where to go in Washington for common state documents. Each link goes to the government office itself.

Official offices

Apostilles

Washington Secretary of State

www.sos.wa.gov

Open official site

Business filings

Washington Secretary of State, business filings

www.sos.wa.gov

Open official site

Vital records

doh.wa.gov

Open official site

Courts (judicial branch)

www.courts.wa.gov

Open official site

Guides for Washington

Links checked November 12, 2026. Not affiliated with the State of Washington or any government. Not legal advice.