Registered Agent Reviewed › Washington
How to check a registered agent in Washington
Mainstay Filing is our pick in Washington at $149 a year. To check any agent here: look it up in the Washington Secretary of State listing of commercial registered agents, confirm a Washington street address, then apply the five criteria.
The Washington rule
Every LLC must name a registered agent with an in-state street address. A commercial registered agent listed with the Secretary of State, a noncommercial agent (any person or business with a Washington address), or the holder of a named position in the company. The agent consents in advance. The address has to be a physical street address in Washington. P.O. boxes and private mailboxes are not accepted. Changing agents has no state fee. Source: RCW 23.95.415, checked October 20, 2026.
Providers reviewed in Washington
- Mainstay Filing $149 a year, same at renewal.
- InCorp Services $129, same afterwards
- Northwest Registered Agent $125, same afterwards
- Harbor Compliance $99, then $159
- FreeRegisteredAgent.com $0, then $129
- Bizee $149, same afterwards
- ZenBusiness $99, then $199
- LegalZoom $249, same afterwards
How do I check a registered agent in Washington?
The statute (RCW 23.95.415) describes a listing for commercial registered agents with the Washington Secretary of State, so look the agent up there. The address on the filing has to be an in-state street address.
Do I need a registered agent in Washington?
Every LLC must name a registered agent with an in-state street address. (RCW 23.95.415).