Yes. Outlook doesn't care how you connect to the Internet. If you're having particular problems getting Outlook to work with your new connection, post details.
--
Sue Mosher, Outlook MVP
Author of Configuring Microsoft Outlook 2003
and Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
Should be pretty easy to do. Did you set your mail accounts in Outlook to
dial when retrieving mail? If so, you may have to change some account
settings to not dialup. What version of Outlook are you using?