How do I create a mailbox?

This FAQ will help you to create a new mailbox.

The below video and step by step instructions will show you how to create a new mailbox through your 123 Reg control panel.

To create a mailbox, you first need to log into your 123-reg control panel, then follow the instructions below:

So you’ve purchased 123-mail and now you want to set up your first mailbox.

Well, start by logging into your 123-reg control panel.

Click on ‘Manage email’ in the ‘Email’ section.

Now hover over the ‘Create’ button shown here and then select ‘Mailbox’.

Use the dropdown menu to select the domain name you wish to create the mailbox for.

You can now enter the email prefix you wish to use.

Choose ‘mailbox’ as the type and select the package you have purchased quota for.

Now choose and enter a password for your mailbox, then confirm this by retyping it.

Remember when you are creating your new password to ensure it fits the password criteria.

It must be at least 8 characters long with a combination of upper and lowercase letters, as well as numbers.

It must also include at least one special character.

You can now select to make the mailbox a ‘catch all account’, meaning any emails sent to ‘@yourdomain’ will be sent into that one mailbox.

If you are planning to sync your emails, contacts or calendar to your mobile device, you will need to check the ‘Mobility add-on’.

Once you have finished click on ‘Save & Exit’.

If you need to change your password at any time, have a look at our video on changing your mailbox password.

That’s it, your mailbox is set up.

You can now visit ‘’ and log in to ‘123-webmail’ with your email address and mailbox password to begin sending and receiving emails from this account.


Scroll down the page until you reach the Email section. Click on the Manage email link.


Click on the Create button and then select the mail box option.


Enter the email address prefix in the box provided, and then select the domain from the drop down box provided. You can specify the type and package you require the mailbox to be. You will need to enter you password, and you will be shown how secure your password is.

Please note: Passwords must satisfy the following criteria to ensure they are as secure as possible:

  • Mixed case: Use a combination of uppercase and lowercase characters
  • Numbers: Use a mixture of numbers and letters
  • Special characters: Use at least one of the following special characters : "!£$%^&*()-_=+}{#@':;.>,
  • Length: Your password must be at least 8 characters long
  • Unique Characters: Your password must contain at least 4 unique characters


There are then some simple admin settings to configure, and then click either the Save and Exit or the Save and Add Another button.

Your new mailbox will now be created.


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