Serving Richland, Pasco, Kennewick, Yakima, Portland, Seattle, Bellevue, La Grande, Baker City, Hermiston, Umatilla, Ellensburg, Moses Lake, Wenatchee, Walla Walla, College Place, Pendleton, Prosser, Sunnyside, Toppenish, Lewiston, Clarkston, Pomeroy, Dayton, Othello, Milton-Freewater, Union Gap, Moxee, Granger, Goldendale, Boardman, Connell, & Arlington.