Can I find out if a business in unincorporated King County has a current business license?
Yes, contact DDES at 206-296-6600 for the business licenses that DDES issues for unincorporated King County, listed at types of licenses. Or, visit the DDES office at 900 Oakesdale Avenue SW in Renton, Washington. For business licenses issued by King County Records and Licensing Services, call 206-296-2710. Also, the State of Washington requires that all businesses operating in the State get a State of Washington master business license (external link). To inquire if a business is licensed by the State, please call the State Department of Revenue at 1-800-647-7706 or go online to www.dol.wa.gov/business/checkstatus.html (external link). Additionally, any business operating within the city limits of any city in King County may be required to have a city business license. To contact cities, please consult your telephone directory. *Note: To view PDFs, free software from Adobe is required. For assistance, see helpful hints. To request information in alternate formats for people with disab
