Sound Transit (United States)

Sound Transit, based in Seattle, Washington, United States, offers a network of 32 public transport routes, including Bus, Tram and Rail. Our platform provides detailed and up-to-date information on routes, schedules, stops, and arrivals for all services operated by Sound Transit. Whether you're planning your daily commute or exploring the city, our tools help you find the nearest stop and the best route to your destination.

Centrally located within its service region, Sound Transit operates in the America/Los_Angeles timezone, facilitating smooth transit connections across Seattle and surrounding areas. Daylight saving time begins on 08 Mar 2026 (Forward 1 hour) and ends on 01 Nov 2026 (Back 1 hour). This accurate location and timezone information helps ensure you have everything you need to plan your journeys effectively.

By leveraging GTFS data, Sound Transit maintains an extensive database of transit stops and routes, contributing to an efficient and accessible transportation system. This data is seamlessly integrated into our platform, providing developers and businesses with a comprehensive API for easy access to public transport information. All data undergoes automated validation and correction via our GTFS quality pipeline.

For more detailed information, you can visit the official website of Sound Transit at soundtransit.org. If you have any questions, feel free to contact the operator at 1-888-889-6368.

Sound Transit operates in the following cities: Seattle, Everett, Bellevue, Kent, Puyallup, SeaTac, Sumner, Tacoma.