Your username may be your domain name without the '.EDU' ending.
EDUCAUSE, a higher education information technology association, is the sole registrar for names in the .edu domain. The Department of Commerce awarded management of the domain to EDUCAUSE in October 2001.
Eligible institutions and holders of .edu domain names must use this website to register and manage their .edu domains.
EDUCAUSE is also the exclusive provider of contact information for the .edu domain, available in the Whois Lookup database.