Northwestern Stage Lines

Northwestern Stage Lines based in Spokane, Washington, U.S., is an intercity common carrier of passengers by bus serving Washington and Idaho. It has been a subsidiary of Salt Lake Express since 2022.

Routes

 * Spokane to Seattle/Everett/Tacoma via Interstate 90, U.S. Highway 2 over scenic Stevens Pass, and Interstate 5.
 * Spokane to Boise via US-195, US-95 and ID-55.

Apple Line
A new 160 mile bus route from Omak, through Wenatchee to Ellensburg was added in 2009 as part of the Travel Washington network.