Container Number Check Online

1. Please input 11-digit container number

2. For multiple container nubmers, please input container numbers separated by commas or one line per container number

Valid Container Number

Invalid Container Number

Container Number Check Logic:

Part 1: Consists of 4 letters. The first three characters represent the Owner Code, indicating the container owner/operator. The fourth character indicates the container type. Official website to view all owner codes

Part 2: Comprises 6 digits. This is the Registration Code, which serves as a unique identifier for the container. It is assigned by the container owner.

Part 3: This is the Check Digit(the 11th digit). It is calculated based on the first 4 letters and the following 6 digits using a validation algorithm. It is used to detect errors in the container number.