Yeah. There were a couple in Victoria when I lived there a couple of years ago. The situation may have changed, but my fellow Melbournians are sure to help you.
You could try emailing Computa Magic if they are still in business at commagic@alphalink.com.au.
They might be able to help you out.
There was also AmigaTech, but the link isn't working now, so they may be gone... :-(
Also, there is Amiga Innovations in Western Australia, but that might be too far. Check their website at
http://surf.to/amigainnovationsSorry, too lazy to make a link from this forum.