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How to Read a CMSU Container Number (ISO 6346)
CMS
U
123456
7
Carrier Owner Code (Costamare)
Equipment Category (U)
6-Digit Serial Number
Check Digit Verification
For accurate CMSU container tracking, every container follows the international ISO 6346 standard. The first three letters represent the BIC registered owner code for Costamare. 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.
Costamare Inc. & Prefix Directory
Costamare
Costamare Inc.Costamare is one of the world's leading owners and providers of containerships for charter, operating a diverse fleet of vessels across all size categories. Use our CMSU container tracking tool for real-time visibility across global maritime routes.
Track via Costamare Carrier Page
Headquarters
Piraeus, Greece
Founded
1975
Global Fleet
70+ containerships
Carrier Alliance
Tonnage Provider
All Registered Costamare Container Prefixes (6)
Select any Costamare container prefix to view dedicated prefix tracking, serial number anatomy, and container information.
Frequently Asked Questions About CMSU Container Tracking
What does the CMSU container prefix stand for?
CMSU is an official BIC-registered container prefix operated by Costamare Inc.. The letters "CMS" identify the carrier, and "U" designates a standard ISO 6346 intermodal freight container.
How do I perform CMSU container tracking live?
Enter your full 11-character CMSU container number (e.g. CMSU1234567) into the tracking field above. TraceContainer will fetch real-time vessel schedules, port milestones, and container status.
Can I track all Costamare container prefixes on TraceContainer?
Yes, TraceContainer supports live tracking across all registered Costamare prefixes including CMRU, CMSU, CMTU, CMVU, CMWU, CMXU and more.