Kittitas County Chamber of Commerce Share: Chamber of CommerceEconomic Development Kittitas County Chamber of Commerce Visit Website Request Info 609 N. Main St. Ellensburg, WA 98926- (509) 925-2002 (888) 925-2204 Facebook Hours: Monday - Friday 9:00 AM to 5:00 PM, Saturday 10:00 AM to 4:00 PM Rep Info Map Whom to Contact Amy McGuffin CEO Send an Email What's Nearby? Distance: 5 10 15 20 25 50 mi.