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Mercer Island School District Buses

Welcome to Transportation Services

4140 86th AVE SE Mercer Island, WA 98040 



Patrick Rock Director of Transportation   206-236-3337
Dispatchers AM, Midday, and PM Dispatchers 206-236-3338
Jen Williamson Administrative Assistant and Key Cards 206-236-3335
William Gerdes Dispatcher/Trips Coordinator 206-230-6335
Tim Taylor Mechanic 206-236-3336