What is a company registration number?

Definition of company registration number

A company registration number is a unique number that’s assigned to a company when it’s registered with Companies House.

How to find a company’s registration number

You can get information about a company, including its registration number, on HMRC’s website.

Bookkeeping and tax tips

If you check this box, we’ll send you business tips tailored for landlords. If you’d like more general small business tips, leave it unchecked.

We are committed to keeping your information safe. Read our Privacy Policy to find out more.

Related Definitions

Are you an accountant or bookkeeper?

Find out more about FreeAgent for your practice.