Washington State Railroads Historical Society Museum
- Includes an overview of exhibits, history, stories, and links to other railroad museums. Located in Pasco.
- http://www.wsrhs.org/

The SP&S Railway Museum
- General information, news, tour, and photo gallery. Located in Vancouver, Washington.
- http://www.sps700.org/spsmuseum.html

Northwest Railway Museum
- Exhibits the history of railroading in the Northwest United States and features 70 locomotives and cars of the Pacific Northwest. Also operates a 7 mile historic railroad and restored 1890-built train station in Snoqualmie, WA.
- http://www.trainmuseum.org/

The Northern Pacific Railway Museum
- Includes a list of events, local railroads, volunteering opportunities, education program, membership and donation information, and maps. Located in Toppenish, Washington.
- http://www.nprymuseum.org/

Camp 6 Logging Museum
- Museum in Tacoma Washington's Point Defiance Park operated by the Tacoma chapter, National Railway Historical Society.
- http://www.camp-6-museum.org/c6.html

Bellingham Railway Museum
- Dedicated to the railroad heritage, history and operations of Whatcom and Skagit counties.
- http://www.bellinghamrailwaymuseum.org/