There's the Latrobe Valley Society
http://lvastro.org/
They are based around Moe.
They have a public observing night scheduled for April 4
The Quasar site
http://www.quasarastronomy.com.au/societies.html
also mentions the East Gippsland society
The Astronomical Society of East Gippsland meetings are held at Bairnsdale, Perry Bridge, and Lakes Entrance. Dark sky site near Bairnsdale airport.
This is a small group which operates in Bairnsdale and the surrounding districts.
Address: 53 Riley St, Bairnsdale Vic 3875
Contact: Mike Finn (03) 5153 2802, 0422 904 238
Not sure how current this info is.
ASV Messier Party coming up in 3 weeks at the Heathcote site.
www.asv.org.au
Peter Thomas
Oakleigh