Here are links to organisations that might help members and visitors find organisations that they might like to contact.
Many of the links are maintained by The Oasis Townsville and are valid for all of Australia.
A good start is the growing network of Veteran Wellbeing Centres supported by DVA.
For a more broad listing of ESO, this list is probably one of the best online. ESO Listing Australia. If you know of one not listed, send an email to Hello@theoasistownsville.org.au and let them know.