This will depend on what type of server you're using, the details for each are as follows:
Linux Web Hosting - cPanel
- Log into your cPanel account.
- Under the Mail block click Email Accounts.
- You'll be presented with a form where you can set up new email accounts by entering the name and password of the email account you wish to create.
Windows Web Hosting - Plesk Panel
- Log into your Plesk Panel account.
- Under the Mail block click Create E-mail Address.
- You'll be presented with a form where you can set up new email accounts by entering the name and password of the email account you wish to create.
Linux Web Hosting - Interworx
- Log into your Siteworx account.
- Navigate to Hosting Features -> Email -> Mailboxes
- You'll be presented with a form where you can set up new email accounts by entering the name and password of the email account you wish to create.