Be logged in on Excite. Click the deletion link (and enter your password if necessary). Choose to delete your full account or only email account. After deletion, there is no turning back.
URLS:
http://www.excite.com/
http://registration.excite.com/cancel/selfcancel.jsp
Please note that AccountKiller.com is not associated with the business listed on this page. AccountKiller provides easy-to-understand instructions and guides on how to cancel charges and relationships from the list of businesses on our site, we have no affiliation with these businesses.