Container Prefix Directory

NYKU Container Prefix Owner

NYKU is a container owner code associated with NYK Line. Learn how BIC container prefixes identify equipment owners and operators.

Prefix: NYKU
Owner or operator: NYK Line

The four-letter prefix NYKU appears at the start of ISO container identification numbers and is associated with NYK Line.

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.

NYKU container number format

A container number starting with NYKU has the four-letter prefix, a six-digit serial number, and one check digit, for example NYKU1234567.

Who uses NYKU containers

NYKU is registered to NYK Line. 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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NYKU Container Tracking – NYK Line

Frequently asked questions

Who owns NYKU containers?

The NYKU prefix is associated with NYK Line.

Does the NYKU 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.