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How to Read a CSWU Container Number (ISO 6346)
CSW
U
123456
7
Carrier Owner Code (Containerships)
Equipment Category (U)
6-Digit Serial Number
Check Digit Verification
For accurate CSWU container tracking, every container follows the international ISO 6346 standard. The first three letters represent the BIC registered owner code for Containerships. The 4th character is always U denoting an intermodal freight container, followed by a unique 6-digit serial number and a calculated check digit for tracking verification.
Containerships Ltd. Oy (CMA CGM Group) & Prefix Directory
Containerships
Containerships Ltd. Oy (CMA CGM Group)Containerships is a Finnish container carrier now part of the CMA CGM Group, specialising in short sea and feeder container services across the Baltic and North Seas. Use our CSWU container tracking tool for real-time visibility across global maritime routes.
Track via Containerships Carrier Page
Headquarters
Helsinki, Finland
Founded
1966
Global Fleet
30+ vessels
Carrier Alliance
CMA CGM Group
All Registered Containerships Container Prefixes (5)
Select any Containerships container prefix to view dedicated prefix tracking, serial number anatomy, and container information.
Frequently Asked Questions About CSWU Container Tracking
What does the CSWU container prefix stand for?
CSWU is an official BIC-registered container prefix operated by Containerships Ltd. Oy (CMA CGM Group). The letters "CSW" identify the carrier, and "U" designates a standard ISO 6346 intermodal freight container.
How do I perform CSWU container tracking live?
Enter your full 11-character CSWU container number (e.g. CSWU1234567) into the tracking field above. TraceContainer will fetch real-time vessel schedules, port milestones, and container status.
Can I track all Containerships container prefixes on TraceContainer?
Yes, TraceContainer supports live tracking across all registered Containerships prefixes including CSTU, CSUU, CSWU, CSXU, CSZU and more.