• Helpful Business Resources

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

    City Agencies

    Information 425-452-6800
    Cultural and Economic Development 425-452-5241

    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 Division
    450 110th Ave NE
    Bellevue, WA 98004
    Business Hours
    Monday - Friday, 8:00am - 5:00pm
    (Closed on legal holidays)
    Mailing Address
    P.O. Box 90012, Bellevue, WA 98009
    Mail Tax Returns With Payment To
    P.O. Box 34372, Seattle, WA 98124