By Region: Recreation and Tourism in State Forests | NSW Department of Primary Industries
All: State forest facilities & activities | NSW Department of Primary Industries
Simply click on the above link and select your requirements IE: 4WD access, Camping, Toilets etc..... then hit search.
The lists are for NSW only.
There is some 53 state forests listed in NSW that have or allow 4WD access.
Let us know in this thread if you found some great tracks or just had a great day out.