Web forums and mailing lists
Australian and New Zealand
Web: http://www.iceinspace.com.au
MelbMeadeScopes (Australian Advanced Telescope Users)
Web: http://groups.yahoo.com/group/MelbMeadeScopes/
My Astro Space
Web: http://www.myastrospace.com
New Zealand Astronomers
Web: http://groups.yahoo.com/group/nzastronomers/
New Zealand Astronomical Community
Web: http://www.nzastro.co.nr
Ravenshoe Forum
Web: http://ravenshoe.net/bbs/
International
Bad Astronomy and Universe Today Forum
Web: http://www.bautforum.com
Cloudy Nights
Web: http://www.cloudynights.com
If you have a group, service or product that would be of interest to astronomers email the webmaster at (greg@austskyandtel.com.au) and we can list it here.