Container Prefix Directory
TWSU Container Prefix Owner
TWSU is a container owner code associated with TWS Tankcontainer-Leasing GmbH & Co KG. Learn how BIC container prefixes identify equipment owners and operators.
- Prefix
- TWSU
- Owner or operator
- TWS Tankcontainer-Leasing GmbH & Co KG
The four-letter prefix TWSU appears at the start of ISO container identification numbers and is associated with TWS Tankcontainer-Leasing GmbH & Co KG.
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.
TWSU container number format
A container number starting with TWSU has the four-letter prefix, a six-digit serial number, and one check digit, for example TWSU1234567.
Who uses TWSU containers
TWSU is registered to TWS Tankcontainer-Leasing GmbH & Co KG. Leased or exchanged equipment can move with a different shipping line, so the prefix alone does not identify the carrier of a shipment.
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Frequently asked questions
Who owns TWSU containers?
The TWSU prefix is associated with TWS Tankcontainer-Leasing GmbH & Co KG.
Does the TWSU prefix tell me the shipping line?
Not always. The prefix identifies the equipment owner. A leased or exchanged container can travel with a different carrier.