Registered Agent by ZIP › Washington
Registered agent in Washington (2026)
Washington ZIP codes begin with 980-986, 988-994. Required: every LLC needs an agent with an in-state street address Mainstay Filing, our best overall pick, serves Washington at $149 a year; the state fee to change agents is nothing.
- Washington rules checked October 20, 2026
Washington agent requirements
- Requirement
- Required. 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.
- Agent address
- The address has to be a physical street address in Washington. P.O. boxes and private mailboxes are not accepted.
- ZIP code prefixes
- 980-986, 988-994
- Change-of-agent fee
- None
- Statute
- RCW 23.95.415
- Filing office
- Washington Secretary of State
Mainstay Filing
$149 / year, same at renewal
- Registered agent address in Washington
- Mail and legal-document scanning and forwarding
- Compliance reminders
Checked October 20, 2026.
Providers with a published Washington price
| Provider | Year 1 | Renewal |
|---|---|---|
| Mainstay Filing | $149 | $149 |
| InCorp Services | $129 | $129 |
| Northwest Registered Agent | $125 | $125 |
| Harbor Compliance | $99 | $159 |
| FreeRegisteredAgent.com | $0 | $129 |
| Bizee | $149 | $149 |
| ZenBusiness | $99 | $199 |
| LegalZoom | $249 | $249 |
Questions
Who can be a registered agent in Washington?
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.
What address must a Washington registered agent have?
The address has to be a physical street address in Washington. P.O. boxes and private mailboxes are not accepted.
What does it cost to change registered agents in Washington?
The state charges no fee to file the change (RCW 23.95.415).
Which ZIP codes are in Washington?
Washington ZIP codes begin with 980-986, 988-994. The ZIP code tells you the state; the agent rules above apply in all of them.
Sources
- Washington registered agent statute (RCW 23.95.415): app.leg.wa.gov/rcw/default.aspx?cite=23.95.415, checked October 20, 2026
- Washington Secretary of State: www.sos.wa.gov/, checked October 20, 2026
- Provider registered agent pages (prices), checked October 20, 2026