JavaMuseum

Forum for Internet technology in contemporary art.
http://www.javamuseum.de/

Classical Art and Architecture Discussion Fleet

Forums and live chats pertaining to all aspects of art and art history.
http://killdevilhill.com/z/yartd/nantucket.html

Classicals.com Art and Architecture Gallery

Forums and live chats devoted to art and architecture (mostly traditional forms).
http://classicals.com/music/artport.html

Loggia Forums

Forums dedicated to the topics of art history, architecture, design, as well as classical studies including mythology and literature.
http://www.loggia.com/forums.html

Art Network Board

Message board featuring artists, exhibitions, galleries, opinions and art forums.
http://server2.ezboard.com/bart

All The World's A Stage (ATWAS)

Art related message board community featuring online galleries and exhibitions as well as discussions, contests, chat, homepage, links, and resources.
http://www.museum-of-fine-art.com/cgi-bin/ikonboard/ikonboard.cgi

Impiffishint Artist Forums

Photography, film, graphic design and music discussions for artists.
http://forums.23degrees.net

Orpus

A discussion board for artists with various areas built around a central theme. Topics include anime, poetry, fine arts and music.
http://www.orpusforum.com/

Excelsior News

A wide range of boards with the general topic film and television but includes some general arts discussion.
http://pub132.ezboard.com/bexcelsior30272

The MountainSplash Arts Community

Art, poetry and philosophy message boards. Outsider, raw and visionary artists encouraged.
http://www.themountainsplash.org/

Magickal Kingdom - Centre For the Arts

Discussions within various arts such as poetry, writing, visual arts, music. Share work with other artists and receive constructive feedback.
http://www.magickalkingdom.com/

Art Networking Board

Place where artisans and art lovers can critique posted artwork, place advertisements, and network.
http://p066.ezboard.com/btheartnetwork