Godaddy webmail is a method of sending and receiving emails from the browser instead of from an email client. Users can also purchase a domain from the Godaddy website and choose also the same email address on your website domain name. If you are a new user of Godaddy and you need to login to your Godaddy email account, you just go to the official Godaddy email login page and enter your password or email address, then hit the sign-in button.

See also - http://www.gonewstech.com/a-complete-guide-to-login-godaddy-email-account/