Helpful Business Resources

Listed below are additional telephone numbers for state and local agencies that may be helpful to your business:

City Agencies

Information 425-452-6800

Development Services

Permits 425-452-6800
Zoning 425-452-4188
Code Compliance 425-452-4188

Washington State

Department of Revenue (tax questions) 1-800-647-7706
Department of Revenue (Business Licensing Service) 1-800-451-7985
Employment Security Tax Office 425-649-4388
Department of Labor & Industries 425-990-1400

King County

Property Tax 206-296-3850


Internal Revenue Service 1-800-829-1040
Bellevue Office 425-456-9637


Bellevue Tax Division450 110th Ave NEBellevue, WA 98004



Mailing Address:

P.O. Box 90012, Bellevue, WA 98009

Mail Tax Returns With Payment To:

P.O. Box 34372, Seattle, WA 98124

Business Hours

Monday - Friday, 8:00am - 5:00pm(Closed on legal holidays)
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