Directory information, not recipient confirmation. Fax numbers can change and differ by department, location, form, or plan. Confirm this destination directly with Washington State Employment Security Department (ESD) before sending sensitive documents. FaxFlow is not affiliated with this organization.
Washington State Employment Security Department (ESD) fax number
(800) 794-7657
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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No public source link was saved with this record. Confirm the number directly with the organization before using it.