here are some lists of Australian web forums.. check these out
artforum.com.au
atheistfoundation.org.au/forums
au.reachout.com/connect/forums
aussiebloggers.com.au/forum
aussiemuslims.com
aussiestockforums.com
australianartforum.com
balitravelforum.com
beadingforum.com.au
bigfooty.com
caddit.net/forum
chesschat.org
deafnessforum.org.au
dolforums.com.au
dtvforum.info
fordaustraliaforums.com
fordforums.com.au
forum.auswine.com.au
forum.onlineopinion.com.au
forum.sportal.com.au
forums.homeless.org.au
forums.leagueunlimited.com
forums.mactalk.com.au
forums.matrix.squiz.net
forums.overclockers.com.au
forums.pcpowerplay.com.au
forums.permaculture.org.au
forums.port80.asn.au
forums.pulpfaction.net
forums.vogue.com.au
forums.whirlpool.net.au
frankie.com.au/forum
hotcopper.com.au
http://akff.net/
http://developmentgateway.com.au/forums/
http://flyingsolo.com.au/forums/
inthemix.com.au/forum
kawariders.com.au
ls1.com.au
muslimvillage.com/forums
nationalforum.com.au
parksforum.org
photoforum.com.au
pomsinoz.com
ski.com.au/forum
woodworkforums.com
ziova.com/forum