http://www.4-wordmedia.com/phpBB2/index.php
http://www.b-mu.co.uk/index.php/xarbb - website licensed under CC
http://www.brightonfusion.co.uk/phpBB2/
http://www.brightonlife.com/ - can also submit Press Relases for events etc.
http://www.brightononline.co.uk/forums.cgi?show=all
http://www.brightonontheweb.com/mynews/news/default.asp
http://www.brightonrock.org/forum/default.asp
http://www.brightonunderground.com/forumbu/
http://www.communigate.co.uk/sussex/brightonrotary/forum.phtml
http://www.electroniclife.co.uk - Generative/Algorithmic Music and Production Forums
http://forums.delphiforums.com/brighton
http://www.greatestcities.com/community/forum/Europe/United_Kingdom/England/East_Sussex/Brighton/
http://www.indymedia.org.uk/en/regions/southcoast/ - Sussex Indymedia
http://www.last.fm/group/Brighton%2BUK/forum - Last FM Brighton Group forum
http://groups.yahoo.com/group/radio4A/ - Yahoo group for Radio4A
http://www.planbmag.com/forum/
http://www.piertopier.net/forum.htm
http://forums.thisisthealbion.co.uk/
http://www.totallyradio.com/forums/index.php
http://www.totallywired.co.uk/ - forum is within the site
http://www.ukchatterbox.co.uk/forum/615
http://www.ubsu.net/bulletin/YaBB.cgi - Brighton Student bulletin board
Brighton Bloggers - http://www.virtualfestival.org.uk/vf04/blogs.html