Withoutabox.com

Online application submission service for film festivals. Commercial service with free trial. Background information and FAQ.
http://www.withoutabox.com/

Around the World in 80 Films

Personal reports and reviews from film festivals in British Columbia, Canada, and the US Pacific Northwest.
http://www.heyjo.com/80films/main.html

Film Festival Today

A magazine that covers the film festival circuit. Includes call for entry notices, festival calendars, interviews, previews, reviews and articles from experts.
http://www.filmfestivaltoday.com/

The Onion AV Club: Park City 2000

Keith Phipps' article examining the merits of several popular film festivals.
http://www.theavclub.com/feature/index.php?issue=3604&f=1

Film Insiders Digest: Focus on Film Festivals

Details on various international film festivals. Candid interviews with festival directors, actors, directors, and producers, as well as highlights on selected films [requires Flash].
http://www.we-film-it.com/Pages/InsiderDigest.html