The Container Number and that Check Digit

5 Oct 2023



We are often asked by customers how the container number is  arrived at. The most intriguing part of the number is the last one in the little box - The Check Digit. The best way to describe how this works is to refer to the wkipedia page where you can find all the information you need.

The example below is taken from Wiki

Example of an ISO 6346 compliant container number

Please refer to Wkipedia for a complete guide and if you can grasp the workings of this you can then bore all your friends

If you would like to buy or hire a container please get in touch at our container hire depot in Colchester Essex on 01206 322121 or email