Track any container moving through Seattle and see the port's real activity: carriers calling, scheduled connections. Four independent lenses on every shipment.
The fastest way to follow a container through Seattle is to enter your reference at trackingmcp.com/ports/ussea. TrackingMCP detects the carrier and format, then shows carrier milestones, live vessel position, the published schedule, and a forecast ETA on one screen; DCSA-normalised across 234+ ocean lines.
Any carrier calling Seattle: we detect the line and format automatically.
Seattle appears in 2,016 scheduled port calls in TrackingMCP's sailing database (January 2025 to January 2027 schedule window), with 12 carriers we track calling the port. Track any of them by container, bill of lading, or booking number.
USSEA. The five-character UN/LOCODE (US for United States, plus SEA) identifies Seattle in carrier schedules, booking confirmations, and tracking feeds worldwide.
Enter your container number, bill of lading, or booking reference in the search box above. TrackingMCP auto-detects the carrier and format, then returns live carrier events, the vessel's AIS position, and a forecast ETA. Your first shipment is free, no account needed to start.
CMA CGM, COSCO, MSC lead the 12 carriers with scheduled sailings calling Seattle in TrackingMCP's sailing database. Each line links to its own tracking page below.
Xiamen, Ningbo, Shanghai, Dalian, Qingdao, Busan see the most scheduled sailings to and from Seattle in TrackingMCP's sailing database.
Free time is set by each carrier's tariff for United States, not by the port. The TrackingMCP free-time reference lists published demurrage and detention free days for United States by carrier, and the tracker watches the free-time clock on every shipment.