Directory information — verify before you send. This fax number was compiled by automated research from public sources. It may be out of date, incomplete, incorrect, or in rare cases wrong entirely, and it is not confirmed by Washington State Employment Security Department (ESD). Before sending anything sensitive, confirm the number and receiving department directly with Washington State Employment Security Department (ESD), and consider sending a test cover page first. FaxFlow is an independent directory, is not affiliated with, endorsed by, or sponsored by this organization, and accepts no liability for reliance on this listing.
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Washington State Employment Security Department (ESD) fax number
(800) 794-7657
Wrong or outdated? Report this number
Registration Unit
Used for: Submitting quarterly tax and wage reports; updating business information; unemployment insurance account handling.
Fax destination details
- Department
- Registration Unit
- Purpose
- Submitting quarterly tax and wage reports; updating business information; unemployment insurance account handling.
- Form
- EMS 5208C-1 — EMS 5208C-1 — Business Change Form
- Address
- P.O. Box 9046, Olympia, WA 98507-9046
- Voice phone
- 855-829-9243
- Website
- Visit organization website
Before you send
- Confirm that this exact department handles your document or request.
- Check the organization website or call its main line for the current fax number.
- Include a cover sheet and any case, member, claim, or form reference required.
- Keep the delivery confirmation with your submission records.
Instructions are included in the EMS 5208C-1 form PDF; for owner updates use the related EMS 5208C-2 form.
Review official form instructionsSources and verification
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