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King County is responsible for approving any/all companies and drivers who wish to operate in the following areas: all of unincorporated King County, Port of Seattle including Seattle-Tacoma International Airport (requires additional Port of Seattle authorization) and within the city limits of Auburn, Bellevue, Burien, Covington, Enumclaw, Federal Way, Issaquah, Kenmore, Kent, Kirkland, Maple Valley, Redmond, Renton, Sammamish, SeaTac, Seattle, and Shoreline.

To begin or simply learn more about the process, select the button that best fits your application type.

Questions? Please email us at





Vehicle & Vessel Licensing:
(206) 477-4000
Taxi, For-Hire & TNC Licensing:
(206) 263-1982
Email us:
Hours of operation:
M-F, 8:30 am - 4:30 pm