Container Prefix Directory
ULMU Container Prefix Owner
ULMU is a container owner code associated with Ultramarine Service Co. Learn how BIC container prefixes identify equipment owners and operators.
- Prefix
- ULMU
- Owner or operator
- Ultramarine Service Co
The four-letter prefix ULMU appears at the start of ISO container identification numbers and is associated with Ultramarine Service Co.
A complete container number combines the owner prefix, six-digit serial number, and check digit. The prefix identifies registered equipment ownership and does not always identify the carrier currently transporting the container.
Use the CargoEnter container validator to check the number structure before starting shipment tracking.
What this reference explains
ULMU Container Prefix Owner is presented as an operational reference for freight teams, importers, exporters, and anyone interpreting shipping documents or tracking events.
How to apply the information
Use the definitions and examples together with the shipment contract, carrier instructions, and destination requirements. Keep the relevant reference attached to the shipment when it affects documents or operational follow-up.
Important verification step
Requirements and commercial practices can differ by country, carrier, commodity, and contract. Verify current legal, customs, airline, shipping-line, and handling requirements before acting.
Frequently asked questions
How should I use ULMU Container Prefix Owner?
Use the page as a practical reference and follow its related tools and directories for the next operational step.
Is the information on this page guaranteed?
Verify carrier, customs, regulatory, and contractual details with the responsible party before acting.