The email is actually just provided through a email service on everyone.net, if you buy a domain you can do the same thing as well if you wanted to.
The 'Free' option provided doesn't allow you to connect via POP/IMAP (which is what you want).
If you decide to pay the $40/year for it you can find the settings here:
http://helpdesk.everyone.net/kb.cgi?view=188&lang=en
They use the default ports.
For every 10 paid upgrades on graal.net e-mails they get $150.