Firstly, you will need to make sure that you are logged in. You can login to your Itzoo account by clicking on the person icon highlighted in red below:
Note: If you have forgot your password, click on 'forgot your password?'
Once you are logged in, your order history will appear straight away along with your account details such as your name and address. If you have ordered to various addresses in the past, you can see these too.