Employment Security Department Phone Numbers and Emails

Toll-Free Number:

  • (888) 836-1900
    Tax Center


  • (877) 504-5607
    For Employers
  • (866) 266-1987
    Report Tax and Unemployment BenefitsCheaters
  • (360) 902-9450
    Report Tax Cheaters
  • (800) 318-6022
    Unemployment Claims Questions

General Info:

  • (866) 697-4831
    Benefit Payment Control
  • (800) 752-2500
    Employer Assistance to Avoid Layoffs - Shared Work Program
  • (855) 829-9243
    For Employers
  • (888) 429-0357
    General Job Seeker Questions
  • (800) 669-9271
    Information about the Federal Work Opportunity Tax Credit


  • (360) 902-9500

Jobs/ Career:

  • (360) 902-9560

Employment Security Department Emails:

Customer Service
Report a WARN-Size Layoff to the Department
General Info
Assistance for Employers Proceeding with Layoffs, Bankruptcy Notices for Employers, Benefit Payment Control, Employer Assistance to Avoid Layoffs - Shared Work Program, File Quarterly Unemployment Taxes for Employers, Governor’s Committee on Disability Issues and Employment, Labor Statistics for Employers, Paid Family and Medical Leave
Jobs/ Career
Technical Support
for EAMS, UIWebTax and ICESA00
More phone numbers and emails Less phone numbers and emails

Employment Security Department Contact Information

Employment Security Department Website:

Employment Security Department Help Center:

Corporate Office Address:

Employment Security Department
P.O. Box 9046 212 Maple Park Ave. SE
Olympia, Washington 98507
United States

Other Info (opening hours):

Other Mailing Addresses:

Employment Security Department

P.O. Box 34467,
Seattle, WA 98124

Monthly Billing Statement Payments

P.O. Box 34949,
Seattle, WA 98124-1949

Paper Tax-Filing Documents

P.O. Box 34729,
Seattle, WA 98124-1729

Certified-Mail Payments

1109 Pacific Ave.,
Tacoma, WA 98402

Employment Security Department

P.O. Box 24928

Seattle, WA 98124

Additional Contact Numbers:

Benefit Payment Control

Fax: +1-866-610-9235

Report Unemployment Benefits Cheaters

Fax: +1-360-902-9787

Unemployment Claims Questions

Monday - Friday 8:00am - 4:00pm



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Employment Security Department is ranked 26 out of 1132 in Governmental Organizations and Politics category

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