Sounder Trains
- Seattle-Tacoma commuter train. Offers timetables, route maps, station information, fares/passes, rider alerts and information, news, and, contact.
- http://www.soundtransit.org/x71.xml

Sound Transit Express
- Provides express two-way service to destinations in the region. Includes timetables, fares and passes, rider alerts and general rider information.
- http://www.soundtransit.org/x5663.xml

All Over Airport Shuttle Inc.
- Twenty-four hour airport, town car, shuttle service.
- http://allovershuttle.com/

Sounder
- Commuter train service for Central Puget Sound citizens. Includes station information, service advisories, maps, and fare options. Also includes information on bus and light rail services.
- http://www.soundtransit.org/

SpotBus!
- A trip planner for riding transit in greater Seattle.
- http://www.spotbus.com/

Puget Sound Transportation Projects
- Site provides news and information about transportation projects in the Puget Sound area.
- http://www.sireneinternet.net/pstran/

ACT Towncar Services
- They provide luxury Lincoln Towncar transportation services in the Puget Sound area.
- http://www.acttowncar.com/

Initiative 883
- An initiative to reduce traffic congestion in the Seattle area.
- http://www.letsgetwashingtonmoving.com/

Shuttle Express
- Offers local shuttle and private car transportation to and from Seatac Airport.
- http://www.shuttleexpress.com/

Seattle-Tacoma International Airport
- Offer information to passengers on flights, parking and transportation, dining, shopping and related services.
- http://www.portseattle.org/seatac/

Airporter Shuttle
- Provides transportation by bus and coach to Seattle-Tacoma International Airport, the Bellingham airport, and several other locations in the area.
- http://www.airporter.com/