How To Change "email@WWW.domain.com" To "email@domain.com" ?

How To Change "email@WWW.domain.com" To "email@domain.com" ?

How can I remove the www. prefix from my email address?

id like:     email@domain.com

instead of:    email@www.domain.com

Im using GoDaddy.... is there a setting iv #'ed up?

(Trying to google anything with "www" is a nightmare)

Thanks in advance