Posted by Jenny on July 04, 2007 at 18:33:15:
http://www.flashfiction.co.uk/ has been running monthly flash fiction contests, but now they've cancelled them. Not sure what the problem is.
Zoetrope is still doing one, but they charge a $15 fee (it's judged by Joyce Carol Oates.)
Go to:
http://www.all-story.com/contests.cgi