Remove an Outlook e-mail profile
Open the Mail Setup dialog box.
In Microsoft Windows XP
In Control Panel, double-click User Accounts, and then click Mail.
Note: If you are using Control Panel classic view, double-click Mail.
In Microsoft Windows 2000
In Control Panel, double-click Mail.
Note: The Mail module won’t appear unless you have Outlook installed and have run Outlook for the first time.
Click Show Profiles.
Select the profile (Outlook e-mail profile: A profile is what Outlook uses to remember the e-mail accounts and the settings that tell Outlook where your e-mail is stored.) you want to remove, and then click Remove.