Counties Served:
South King County, North Pierce County, and South Eastside.
Cities Served:
Bellevue, Mercer Island, Medina, New Castle, Issaquah, Pine Lake, Sammamish, Renton, Tukwila, Burien, Kent, Auburn, Maple Valley, Algona, Pacific, Edgewood, Milton, Federal Way, SeaTac, Normandy Park, Des Moines, Covington, Fife