A few places/artists I like to get art from:
http://www.compoundgallery.com/Artist/
http://www.duckywaddles.com/Scripts/prodList.asp?idCategory=25
http://www.saidspace.com
http://www.scottpatt.com/recent%20work.html
A lot of cities and towns have art walks and open studio days, always good to explore on those…